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1 Florida Building Code Online Page 1 of 2 BCIS Home Log In User Registration Topics Submit Surcharge Stats & Facts Publications FBC Staff BCIS Site Map Links Search Product Approval USER: Public User Product Approval Menu > Product or Application Search > Application List > Application Detail FL # FL5680-R20 Application Type Revision Code Version 2017 Application Status Approved Comments Archived Product Manufacturer Address/Phone/ GAF 1 Campus Drive Parisppany, NJ (800) mstieh@gaf.com Authorized Signature Robert Nieminen lindar@nemoetc.com Technical Representative Address/Phone/ William Broussard 1 Campus Drive Parsippany, NJ (800) TechnicalQuestionsGAF@gaf.com Quality Assurance Representative Address/Phone/ Category Subcategory Roofing Modified Bitumen Roof System Compliance Method Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer Evaluation Report - Hardcopy Received Florida Engineer or Architect Name who developed Robert J.M. Nieminen the Evaluation Report Florida License PE Quality Assurance Entity UL LLC Quality Assurance Contract Expiration Date 11/05/2019 Validated By John W. Knezevich, PE Validation Checklist - Hardcopy Received Certificate of Independence FL5680_R20_COI_2018_01_COI_NIEMINEN.pdf Referenced Standard and Year (of Standard) Standard Year ASTM D ASTM D ASTM D ASTM D FM FM S Equivalence of Product Standards Certified By 6/18/2018

2 Florida Building Code Online Page 2 of 2 6/18/2018 Sections from the Code Product Approval Method Method 1 Option D Date Submitted 04/02/2018 Date Validated 04/09/2018 Date Pending FBC Approval 04/13/2018 Date Approved 06/12/2018 Summary of Products FL # Model, Number or Name Description GAF Modified Bitumen Roof Systems SBS and APP Modified Bitumen Roof Systems Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +N/A/-465 Other: 1.) The DP noted herein pertains to one specific system. Refer to the ER Appendix for all systems and max. design pressures. 2.) Refer to ER Section 5 for Limits of Use. Installation Instructions FL5680_R20_II_2018_04_FINAL_A1_ER_GAF_MB_FL5680- R20.pdf Verified By: Robert Nieminen PE Created by Independent Third y: Yes Evaluation Reports FL5680_R20_AE_2018_04_FINAL_ER_GAF_MB_FL5680- R20.pdf Created by Independent Third y: Yes Back Next Contact Us :: 2601 Blair Stone Road, Tallahassee FL Phone: The State of Florida is an AA/EEO employer. Copyright State of Florida. :: Privacy Statement :: Accessibility Statement :: Refund Statement Under Florida law, addresses are public records. If you do not want your address released in response to a public-records request, do not send electronic mail to this entity. Instead, contact the office by phone or by traditional mail. If you have any questions, please contact *Pursuant to Section (1), Florida Statutes, effective October 1, 2012, licensees licensed under Chapter 455, F.S. must provide the Department with an address if they have one. The s provided may be used for official communication with the licensee. However addresses are public record. If you do not wish to supply a personal address, please provide the Department with an address which can be made available to the public. To determine if you are a licensee under Chapter 455, F.S., please click here. Product Approval Accepts:

3 Certificate of Authorization # Christian Street, Unit #13 Oxford, CT (203) ENGINEER EVALUATE TEST CONSULT CERTIFY GAF 1 Campus Drive Parsippany, NJ (800) EVALUATION REPORT Evaluation Report R20 FL5680-R20 Date of Issuance: 11/07/2005 Revision 20: 04/02/2018 SCOPE: This Evaluation Report is issued under Rule 61G20-3 and the applicable rules and regulations governing the use of construction materials in the State of Florida. The documentation submitted has been reviewed by Robert Nieminen, P.E. for use of the product under the Florida Building Code. The product described herein has been evaluated for compliance with the 6 th Edition (2017) Florida Building Code sections noted herein. DESCRIPTION: GAF Modified Bitumen Roof Systems LABELING: Labeling shall be in accordance with the requirements of the Accredited Quality Assurance Agency noted herein. CONTINUED COMPLIANCE: This Evaluation Report is valid until such time as the named product(s) changes, the referenced Quality Assurance documentation changes, or provisions of the Code that relate to the product change. Acceptance of this Evaluation Report by the named client constitutes agreement to notify Robert Nieminen, P.E. of any changes to the product(s), the Quality Assurance or the production facility location(s). requires a complete review of this Evaluation Report relative to updated Code requirements with each Code Cycle. ADVERTISEMENT: The Evaluation Report number preceded by the words Evaluated may be displayed in advertising literature. If any portion of the Evaluation Report is displayed, then it shall be done in its entirety. INSPECTION: Upon request, a copy of this entire Evaluation Report shall be provided to the user by the manufacturer or its distributors and shall be available for inspection at the job site at the request of the Building Official. This Evaluation Report consists of pages 1 through 6, plus an 89-page Appendix. Prepared by: Robert J.M. Nieminen, P.E. Florida Registration 59166, Florida DCA ANE1983 The facsimile seal appearing was authorized by Robert Nieminen, P.E. on 04/02/2018. This does not serve as an electronically signed document. CERTIFICATION OF INDEPENDENCE: 1. does not have, nor does it intend to acquire or will it acquire, a financial interest in any company manufacturing or distributing products it evaluates. 2. is not owned, operated or controlled by any company manufacturing or distributing products it evaluates. 3. Robert Nieminen, P.E. does not have nor will acquire, a financial interest in any company manufacturing or distributing products for which the evaluation reports are being issued. 4. Robert Nieminen, P.E. does not have, nor will acquire, a financial interest in any other entity involved in the approval process of the product. 5. This is a building code evaluation. Neither nor Robert Nieminen, P.E. are, in any way, the Designer of Record for any project on which this Evaluation Report, or previous versions thereof, is/was used for permitting or design guidance unless retained specifically for that purpose.

4 ROOFING SYSTEMS EVALUATION: 1. SCOPE: Product Category: Roofing Sub-Category: Modified Bitumen Roof Systems Compliance Statement: GAF Modified Bitumen Roof Systems, as produced by GAF, have demonstrated compliance with the following sections of the 6 th Edition (2017) Florida Building Code through testing in accordance with the following Standards. Compliance is subject to the Installation Requirements and Limitations / Conditions of Use set forth herein. 2. SNDARDS: Section Property Standard Year Wind FM Wind S Impact FM Physicals ASTM D Physicals ASTM D Physicals ASTM D Physicals ASTM D REFERENCES: Entity Examination Reference Date Entity Examination Reference Date ACRC (TST4671) S 114 ACRC /10/2006 FM (TST1867) FM 4470/ /25/2010 ACRC (TST4671) S 114 ACRC /14/2006 FM (TST1867) FM 4470/ /25/2010 ACRC (TST4671) S 114 ACRC /16/2006 FM (TST1867) FM 4470/ /01/2010 ACRC (TST4671) S 114 ACRC /16/2006 FM (TST1867) FM 4470/ /15/2010 ACRC (TST4671) S 114 ACRC /21/2006 FM (TST1867) FM 4470/ /21/2010 ACRC (TST4671) S 114 ACRC /22/2006 FM (TST1867) FM 4470/ /21/2010 ACRC (TST4671) S 114 ACRC /28/2006 FM (TST1867) FM 4470/ /10/2010 ACRC (TST4671) S 114 ACRC /17/2007 FM (TST1867) FM 4470/ /16/2010 ACRC (TST4671) S 114 ACRC /20/2007 FM (TST1867) FM 4470/ /30/2010 ACRC (TST4671) S 114 ACRC /08/2007 FM (TST1867) FM 4470/ /13/2011 ACRC (TST4671) S 114 ACRC /09/2007 FM (TST1867) FM 4470/ /16/2011 ACRC (TST4671) S 114 ACRC /10/2007 FM (TST1867) FM 4470/ /21/2011 ACRC (TST4671) S 114 ACRC /10/2007 FM (TST1867) FM 4470/ /29/2011 ACRC (TST4671) S 114 ACRC /31/2007 FM (TST1867) FM 4470/ /10/2012 ACRC (TST4671) S 114 ACRC /05/2007 FM (TST1867) FM 4470/ /19/2012 ACRC (TST4671) S 114 ACRC /07/2007 FM (TST1867) FM 4470/ /26/2010 ACRC (TST4671) S 114 ACRC /10/2008 FM (TST1867) FM 4470/ /16/2010 ACRC (TST4671) S 114 ACRC /11/2008 FM (TST1867) FM 4470/ /08/2011 ACRC (TST4671) S 114 ACRC /18/2008 FM (TST1867) FM 4470/ /01/2012 ACRC (TST4671) S 114 ACRC /19/2008 FM (TST1867) FM 4470/ /01/2012 ACRC (TST4671) S 114 ACRC /01/2008 FM (TST1867) FM 4470/ (Re-Issue) 03/16/2012 ACRC (TST4671) S 114 ACRC /08/2011 FM (TST1867) FM 4470/ /04/2012 ACRC (TST4671) S 114 ACRC /09/2011 FM (TST1867) FM 4470/ /11/2012 ACRC (TST4671) S 114 ACRC /10/2011 FM (TST1867) FM 4470/ /16/2012 ACRC (TST4671) S 114 ACRC /10/2011 FM (TST1867) FM 4470/ /22/2012 ACRC (TST4671) S 114 ACRC /11/2011 FM (TST1867) FM 4470/ /24/2012 ACRC (TST4671) S 114 ACRC /11/2011 FM (TST1867) FM 4470/ /27/2012 ACRC (TST4671) S 114 ACRC /12/2011 FM (TST1867) FM 4470/ /28/2012 ACRC (TST4671) S 114 ACRC /17/2011 FM (TST1867) FM 4470/ /21/2012 ACRC (TST4671) S 114 ACRC /17/2011 FM (TST1867) FM 4470/ /13/2013 ACRC (TST4671) S 114 ACRC /24/2012 FM (TST1867) FM 4470/ /11/2013 ACRC (TST4671) S 114 ACRC /10/2012 FM (TST1867) FM 4470/ /29/2013 ACRC (TST4671) S 114 ACRC /10/2012 FM (TST1867) FM 4470/ /10/2013 ACRC (TST4671) S 114 ACRC /13/2012 FM (TST1867) FM 4470/ /23/2013 ACRC (TST4671) S 114 ACRC /04/2016 FM (TST1867) FM 4470/ /23/2013 ERD (TST6049) S 114/FM /10/2003 FM (TST1867) FM 4470/ /15/2013 ERD (TST6049) S 114/FM /20/2006 FM (TST1867) FM 4470/ /16/2013 ERD (TST6049) S 114/FM /02/2006 FM (TST1867) FM 4470/ /26/2013 ERD (TST6049) S 114/FM4474 G4280LAB R1 12/06/2007 FM (TST1867) FM 4470/ /11/2013 ERD (TST6049) Physical Properties G /01/2008 FM (TST1867) FM 4470/ /13/2013 ERD (TST6049) Physical Properties G /29/2008 FM (TST1867) FM 4470/ /17/2013 ERD (TST6049) Physical Properties G /06/2008 FM (TST1867) FM 4470/ /19/2013 ERD (TST6049) Physical Properties G /05/2008 FM (TST1867) FM 4470/ /29/2014 Evaluation Report R20 Certificate of Authorization # TH EDITION (2017) FBC NON-HVHZ EVALUATION FL5680-R20 GAF Modified Bitumen Roof Systems Revision 20: 04/02/2018 Page 2 of 6

5 Entity Examination Reference Date Entity Examination Reference Date ERD (TST6049) Physical Properties G /03/2009 FM (TST1867) FM 4470/ /28/2014 ERD (TST6049) Physical Properties G /08/2010 FM (TST1867) FM 4470/ /28/2014 ERD (TST6049) Physical Properties G /31/2010 FM (TST1867) FM 4470/ /06/2014 ERD (TST6049) Physical Properties G /13/2011 FM (TST1867) FM 4470/4474 RR /15/2016 ERD (TST6049) S 114/FM4474 G R1 07/18/2011 FM (TST1867) FM 4470/4474 RR /31/2016 ERD (TST6049) Physical Properties G /17/2012 FM (TST1867) FM 4470 / /09/2016 ERD (TST6049) Physical Properties G /15/2013 FM (TST1867) FM 4470 / 4474 RR /02/2017 ERD (TST6049) Physical Properties G /06/2014 FM (TST1867) FM 4470 / 4474 RR /02/2017 ERD (TST6049) Physical Properties G A 01/07/2014 FM (TST1867) FM 4470 / 4474 RR /13/2017 ERD (TST6049) Physical Properties G A-1 01/07/2014 FM (TST1867) FM 4470 / (PLA) 08/01/2017 ERD (TST6049) Physical Properties G B 01/07/2014 FM (TST1867) FM 4470 / (letter) 10/03/2017 ERD (TST6049) Physical Properties G C 01/07/2014 FM (TST1867) FM 4470 / (data) 11/20/2017 ERD (TST6049) Physical Properties G /10/2014 FM (TST1867) FM 4470 / 4474 Letter 02/13/2018 ERD (TST6049) S 114/FM4474 SC /09/2015 IRT (TST7408) S /30/2000 ERD (TST6049) S 114/FM4474 SC /20/2016 IRT (TST7408) S /30/2000 ERD (TST6049) Physical Properties GAF-SC /08/2017 IRT (TST7408) S /24/2002 ERD (TST6049) Physical Properties GAF-SC /01/2017 IRT (TST7408) S /24/2002 ERD (TST6049) Physical Properties GAF-SC /08/2017 IRT (TST7408) S /26/2002 ERD (TST6049) Physical Properties GAF-SC R1 04/04/2017 IRT (TST7408) S /21/2003 ERD (TST6049) Physical Properties GAF-SC /23/2017 IRT (TST7408) S /21/2003 ERD (TST6049) Physical Properties GAF-SC /31/2017 IRT (TST7408) S /26/2004 ERD (TST6049) Physical Properties GAF-SC /31/2017 M-D (CER1592) S /05/2013 ERD (TST6049) S 114/FM4474 GAF-SC /31/2017 M-D (CER1592) S /26/2013 F-TEC (TST7393) S /28/2008 M-D (CER1592) S /30/2014 F-TEC (TST7393) S /28/2008 MTI (TST2508) Physical Properties AX04C9A 06/05/2009 F-TEC (TST7393) S /25/2008 MTI (TST2508) Physical Properties RX30C9C 07/09/2009 F-TEC (TST7393) S /25/2008 PRI (TST5878) Physical Properties GAF /26/2002 F-TEC (TST7393) S R 04/01/2009 PRI (TST5878) FM 4470/4474 GAF /16/2013 F-TEC (TST7393) S /14/2008 PRI (TST5878) FM 4470/4474 GAF /16/2013 F-TEC (TST7393) S /14/2008 PRI (TST5878) FM 4470/4474 GAF /16/2013 F-TEC (TST7393) S /14/2008 PRI (TST5878) FM 4470/4474 GAF /06/2014 F-TEC (TST7393) S /14/2008 PRI (TST5878) FM 4470/4474 GAF /06/2014 F-TEC (TST7393) S /17/2008 PRI (TST5878) FM 4470/4474 GAF /06/2014 FM (TST1867) FM B9A8.AM 09/04/1997 PRI (TST5878) FM 4470/4474 GAF /06/2014 FM (TST1867) FM /15/2000 PRI (TST5878) FM 4470/4474 GAF /06/2014 FM (TST1867) FM /09/2000 PRI (TST5878) FM 4470/4474 GAF /06/2014 FM (TST1867) FM /27/2000 PRI (TST5878) FM 4470/4474 GAF /08/2014 FM (TST1867) FM /01/2001 PRI (TST5878) FM 4470/4474 GAF /08/2014 FM (TST1867) FM /28/2001 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /14/2001 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /06/2002 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /10/2003 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /22/2003 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /05/2003 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM /05/2004 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /05/2004 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /26/2005 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /20/2005 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /14/2005 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /26/2006 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /18/2006 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /11/2006 PRI (TST5878) FM 4470/4474 GAF /16/2014 FM (TST1867) FM 4470/ /20/2006 PRI (TST5878) FM 4470/4474 GAF R1 03/04/2015 FM (TST1867) FM 4470/ /30/2008 PRI (TST5878) FM 4470/4474 GAF /17/2015 FM (TST1867) FM 4470/ /30/2008 PRI (TST5878) FM 4470/4474 GAF /15/2016 FM (TST1867) FM 4470/ /06/2008 PRI (TST5878) FM 4470/4474 GAF /15/2016 FM (TST1867) FM 4470/ /11/2008 PRI (TST5878) FM 4470/4474 GAF /02/2017 FM (TST1867) FM 4470/ /16/2009 PRI (TST5878) FM 4470/4474 GAF /02/2017 FM (TST1867) FM 4470/ /03/2009 PRI (TST5878) FM 4470/4474 GAF /02/2017 FM (TST1867) FM 4470/ /12/2009 PRI (TST5878) FM 4470/4474 GAF /02/2017 FM (TST1867) FM 4470/ /10/2009 UL (QUA9625) Quality Assurance Inspection (AL) 11/07/2017 FM (TST1867) FM 4470/ /10/2009 UL (QUA9625) Quality Assurance Inspection (CA1) 11/05/2017 FM (TST1867) FM 4470/ /17/2009 UL (QUA9625) Quality Assurance Inspection (CA2) 01/25/2018 FM (TST1867) FM 4470/ /13/2010 UL (QUA9625) Quality Assurance Inspection (GA) 01/25/2018 FM (TST1867) FM 4470/ /12/2010 UL (QUA9625) Quality Assurance Inspection (IN) 01/10/2018 Evaluation Report R20 Certificate of Authorization # TH EDITION (2017) FBC NON-HVHZ EVALUATION FL5680-R20 GAF Modified Bitumen Roof Systems Revision 20: 04/02/2018 Page 3 of 6

6 4. PRODUCT DESCRIPTION: This Evaluation Report covers GAF Modified Bitumen Roof Systems installed in accordance with GAF published installation instructions and the Limitations / Conditions of Use herein. Type Base Sheet Ply Sheet Smooth Surfaced Membranes: Granule Surfaced Membranes: BLE 1: ROLL-GOODS FOR GAF MODIFIED BITUMEN ROOF SYSTEMS Product Specification Reference Type Grade GAFGLAS #75 Base Sheet ASTM D4601 II N/A Tri-Ply #75 Base Sheet ASTM D4601 II N/A GAFGLAS #80 Ultima Base Sheet ASTM D4601 II N/A StormSafe Anchor Sheet Proprietary N/A N/A GAFGLAS Stratavent Nailable Venting Base Sheet ASTM D4897 II N/A GAFGLAS Stratavent Perforated Venting Base Sheet ASTM D4897 II N/A Liberty SBS Mechanically Attached Base Sheet Proprietary N/A N/A GAFGLAS Ply 4 ASTM D2178 IV N/A Tri-Ply Ply 4 Ply Sheet ASTM D2178 IV N/A GAFGLAS FlexPly 6 ASTM D2178 VI N/A Liberty SBS Self-Adhering Base/Ply Sheet ASTM D1970 N/A ASTM D4601 II N/A UnderRoof HT High Temperature ASTM D1970 N/A N/A ASTM D1970 N/A N/A Ruberoid SA Universal Base Sheet ASTM D6163 I S Ruberoid 20 Smooth ASTM D6163 I S Ruberoid HW 25 Smooth ASTM D6163 I S Ruberoid HW Smooth ASTM D6164 I S Ruberoid Mop Smooth ASTM D6164 I S Ruberoid Mop Smooth 1.5 ASTM D6164 I S Ruberoid Mop Plus Smooth ASTM D6164 II S Ruberoid Torch Smooth ASTM D6222 I S Tri-Ply APP Smooth Membrane ASTM D6222 I S Ruberoid 30 Granule ASTM D6163 I G Ruberoid 30 Granule FR ASTM D6163 I G Ruberoid EnergyCap 30 Granule FR ASTM D6163 I G Liberty SBS Self-Adhering Cap Sheet ASTM D6164 I G Ruberoid Mop Granule FR ASTM D6164 I G Ruberoid Mop Granule ASTM D6164 I G Intec Flex PRF ASTM D6164 I G Tri-Ply SBS Granule Cap Sheet ASTM D6164 I G Ruberoid HW Granule ASTM D6164 I G Ruberoid HW Granule FR ASTM D6164 I G Ruberoid Mop Plus Granule FR ASTM D6164 II G Ruberoid Mop Plus Granule ASTM D6164 II G Ruberoid EnergyCap Mop Plus Granule FR ASTM D6164 II G Ruberoid HW Plus Granule ASTM D6164 II G Ruberoid HW Plus Granule FR ASTM D6164 II G Ruberoid EnergyCap HW Plus Granule FR ASTM D6164 II G Ruberoid Torch Granule ASTM D6222 I G Tri-Ply APP Granule Membrane ASTM D6222 I G Ruberoid Torch Plus Granule FR ASTM D6222 II G Ruberoid EnergyCap Torch Granule FR ASTM D6222 I G Ruberoid EnergyCap Torch Plus Granule FR ASTM D6222 II G Evaluation Report R20 Certificate of Authorization # TH EDITION (2017) FBC NON-HVHZ EVALUATION FL5680-R20 GAF Modified Bitumen Roof Systems Revision 20: 04/02/2018 Page 4 of 6

7 5. LIMITIONS: 5.1 This is a building code evaluation. Neither nor Robert Nieminen, P.E. are, in any way, the Designer of Record for any project on which this Evaluation Report, or previous versions thereof, is/was used for permitting or design guidance unless retained specifically for that purpose. 5.2 This Evaluation Report is not for use in HVHZ jurisdictions. 5.3 Refer to a current UL Roofing Materials Directory for fire ratings of this product. 5.4 For steel deck installations, foam plastic insulation shall be separated from the building interior in accordance with FBC unless the exceptions stated in FBC and apply. 5.5 The roof system evaluation herein pertains to above-deck roof components. Roof decks and structural members shall be in accordance with FBC requirements to the satisfaction of the Authority Having Jurisdiction. Load resistance of the roof deck shall be documented through proper codified and/or FBC Approval documentation. 5.6 For recover installations, the existing roof shall be examined in accordance with FBC For mechanically attached insulation or membrane or strip-bonded insulation, the maximum design pressure for the selected assembly shall meet or exceed the Zone 1 design pressure determined in accordance with FBC Chapter 16. Zones 2 and 3 shall employ an attachment density designed by a qualified design professional to resist the elevated pressure criteria. Commonly used methods are ANSI/SPRI WD1, FM Loss Prevention Data Sheet 1-29, Roofing Application Standard RAS 117 and Roofing Application Standard RAS 137. Assemblies marked with an asterisk* carry the limitations set forth in Section of FM Loss Prevention Data Sheet 1-29 (January 2016) for Zone 2/3 enhancements. 5.8 For assemblies with all components fully bonded in place, the maximum design pressure for the selected assembly shall meet or exceed critical design pressure determined in accordance with FBC Chapter 16. No rational analysis is permitted for these systems. 5.9 For mechanically attached insulation or membrane over existing roof decks, fasteners shall be tested in the existing deck for withdrawal resistance. A qualified design professional shall review the data for comparison to the minimum requirements for the system. Testing and analysis shall be in accordance with ANSI/SPRI FX-1 or Testing Application Standard S For bonded insulation or membrane over existing substrates in a re-roof (tear off) or recover installation, the existing deck or existing roof surface shall be examined for compatibility with the adhesive to be installed. If any surface conditions exist that bring system performance into question, field uplift testing in accordance with ANSI/SPRI IA-1, ASTM E907, FM Loss Prevention Data Sheet 1-52 or Testing Application Standard S 124 shall be conducted on mock-ups of the proposed new roof assembly For bonded insulation or membrane over existing substrates in a recover installation, the existing roof system shall be capable of resisting project design pressures on its own merit to the satisfaction of the Authority Having Jurisdiction, as documented through field uplift testing in accordance with ASTM E907, FM Loss Prevention Data Sheet 1-52 or Testing Application Standard S Metal edge attachment (except gutters), shall be designed and installed for wind loads in accordance with FBC Chapter 16 and tested for resistance in accordance with ANSI/SPRI ES-1 or Roofing Application Standard RAS 111, except the basic wind speed shall be determined from FBC Figure (1), (2) or (3) All products in the roof assembly shall have quality assurance in accordance with FAC Rule 61G20-3. Evaluation Report R20 Certificate of Authorization # TH EDITION (2017) FBC NON-HVHZ EVALUATION FL5680-R20 GAF Modified Bitumen Roof Systems Revision 20: 04/02/2018 Page 5 of 6

8 6. INSLLATION: 6.1 GAF Modified Bitumen Roof Systems shall be installed in accordance with GAF published installation instructions, subject to the Limitations / Conditions of Use noted herein. 6.2 System attachment requirements for wind load resistance are set forth in Appendix 1. MDP = Maximum Design Pressure is the result of testing for wind load resistance based on allowable wind loads, and reflects the ultimate passing pressure divided by 2 (the 2 to 1 margin of safety per FBC has already been applied). Refer to FBC 1609 for determination of design wind loads. 7. BUILDING PERMIT REQUIREMENTS: As required by the Building Official or Authority Having Jurisdiction in order to properly evaluate the installation of this product. 8. MANUFACTURING PLANTS: Contact the named QA entity for manufacturing facilities covered by F.A.C. Rule 61G20-3 QA requirements. 9. QUALITY ASSURANCE ENTITY: UL, LLC QUA9625; (847) THE 89-PAGES THAT FOLLOW FORM PART OF THIS EVALUATION REPORT - Evaluation Report R20 Certificate of Authorization # TH EDITION (2017) FBC NON-HVHZ EVALUATION FL5680-R20 GAF Modified Bitumen Roof Systems Revision 20: 04/02/2018 Page 6 of 6

9 APPENDIX 1: ATCHMENT REQUIREMENTS FOR WIND UPLIFT RESISNCE Table Application Type Description Page 1A Wood New, Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 6 1B Wood New, Reroof (Tear-Off) A-2 Mech. Attached Anchor Sheet, Bonded Insulation, Bonded Roof Cover C Wood New, Reroof (Tear-Off), Recover A-2 Mech. Attached Anchor Sheet, Bonded Insulation, Bonded Roof Cover D Wood New, Reroof (Tear-Off), Recover B Mech. Attached Base Insulation, Bonded Top Insulation, Bonded Roof Cover 14 1E Wood New, Reroof (Tear-Off), Recover C Mech. Attached Insulation, Bonded Roof Cover 15 1F Wood New, Reroof (Tear-Off), Recover D Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 15 1G Wood New, Reroof (Tear-Off) E Non-Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 16 1H Wood New, Reroof (Tear-Off), Recover E Non-Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 17 2A Steel or New, Reroof (Tear-Off), Recover B-1 Mech. Attached Base Insulation, Bonded Top Insulation, Bonded Roof Cover B Steel or New, Reroof (Tear-Off), Recover B-2 Mech. Attached Thermal Barrier, Bonded Temp Roof, Bonded Insulation, Bonded Roof Cover 25 2C Steel or New, Reroof (Tear-Off), Recover C-1 Mech. Attached Insulation, Bonded Roof Cover D Steel or New, Reroof (Tear-Off), Recover C-1A Thermal Barrier with Vapor Barrier, Mech. Attached Insulation, Bonded Roof Cover 35 2E Steel or New, Reroof (Tear-Off), Recover C-2 Bonded and Mech. Attached Insulation, Bonded Roof Cover 35 2F Steel or New, Reroof (Tear-Off), Recover D Insulated, Mech. Attached Base Sheet, Bonded Roof Cover A New, Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover (Base Insulation Layer Only) B New, Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover (Base and Top Insulation Layers) C New, Reroof (Tear-Off) F Non-Insulated, Bonded Roof Cover A LWIC New, Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 54 4B LWIC New or Reroof (Tear-Off) A-2 Mech. Attached Anchor Sheet, Bonded Insulation, Bonded Roof Cover C LWIC New, Reroof (Tear-Off) E Non-Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 58 4D LWIC New, Reroof (Tear-Off) F Non-Insulated, Bonded Roof Cover 59 5A CWF New, Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 60 5B CWF New, Reroof (Tear-Off) A-2 Mech. Attached Anchor Sheet, Bonded Insulation, Bonded Roof Cover 61 5C CWF New, Reroof (Tear-Off) E Non-Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 62 6A Gypsum Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 63 6B Gypsum Reroof (Tear-Off) A-2 Mech. Attached Anchor Sheet, Bonded Insulation, Bonded Roof Cover C Gypsum Reroof (Tear-Off) C Mech. Attached Insulation, Bonded Roof Cover 64 6D Gypsum Reroof (Tear-Off) E Non-Insulated, Mech. Attached Base Sheet, Bonded Roof Cover 65 7A Various Recover A-1 Bonded Insulation, Bonded Roof Cover (Base Insulation Layer Only) B Various Recover A-1 Bonded Insulation, Bonded Roof Cover (Base and Top Insulation Layers) Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 1 of 89

10 The following notes apply to the systems outlined herein: 1. The roof system evaluation herein pertains to above-deck roof components. Roof decks and structural members shall be in accordance with FBC requirements to the satisfaction of the Authority Having Jurisdiction. Load resistance of the roof deck shall be documented through proper codified and/or FBC Approval documentation. 2. Unless otherwise noted, fasteners and stress plates for insulation or base sheet attachment shall be as follows. Fasteners shall be of sufficient length for the following engagements: Wood: Drill-Tec #12 Fastener or Drill-Tec #14 Fastener with Drill-Tec 3 Standard Steel Plate, Drill-Tec 3 Steel Plate or Drill-Tec AccuTrac Flat Plate or Drill-Tec AccuTrac Recessed Plate (insulation only), Drill-Tec ASAP 3S or Drill-Tec Heavy Duty ASAP Roofing Fastener Assembled with a 3 Metal Plate. Minimum 0.75-inch plywood penetration or minimum 1-inch wood plank embedment. Steel: Drill-Tec #12 Fastener, Drill-Tec #14 Fastener or Drill-Tec XHD Fastener with Drill-Tec 3 Standard Steel Plate, Drill-Tec 3 Steel Plate or Drill-Tec AccuTrac Flat Plate or Drill-Tec AccuTrac Recessed Plate (insulation only); Drill-Tec ASAP 3S; Drill-Tec Heavy Duty ASAP Roofing Fastener Assembled with a 3 Metal Plate; Drill-Tec Extra Heavy Duty ASAP Roofing Fastener - Insulation. Minimum 0.75-inch steel penetration and engage the top flute of the steel deck. : Drill-Tec #14 Fastener or Drill-Tec CD-10 with Drill-Tec 3 Standard Steel Plate, Drill-Tec 3 Steel Plate or Drill-Tec AccuTrac Flat Plate or Drill-Tec AccuTrac Recessed Plate (insulation only) or Drill-Tec Heavy Duty ASAP Roofing Fastener Assembled with a 3 Metal Plate. Minimum 1-inch embedment into pilot hole in accordance with the fastener manufacturer s published installation instructions. 3. Unless otherwise noted, insulation may be any one layer or combination of polyisocyanurate, polystyrene, wood fiberboard, perlite, gypsum-based roof board or mineral wool roof board that meets the QA requirements of F.A.C. Rule 61G20-3 and is documented as meeting FBC and, for foam plastic, Chapter 26, when installed with the roof cover. VersaShield Solo Fire-Resistant Slip Sheet may be used as a non-load-bearing, fire-barrier slip-sheet component within any system outlined herein. 4. Minimum 200 psi, minimum 2-inch thick lightweight insulating may be substituted for, or installed beneath rigid insulation board for System Type D (mechanically attached base sheet, bonded roof cover), whereby the base sheet fasteners are installed through the LWIC to engage the structural steel or deck. The structural deck shall be of equal or greater configuration to the steel and deck listings. Roof decks and structural members shall be in accordance with FBC requirements to the satisfaction of the Authority Having Jurisdiction. Load resistance of the roof deck shall be documented through proper codified and/or FBC Approval documentation. 5. Preliminary insulation attachment for System Type D: Refer to Section of FM Loss Prevention Data Sheet 1-29 (January 2016). 6. Unless otherwise noted, insulation adhesive application rates are as follows. Ribbon or bead width is at the time of application; the ribbons/beads shall expand as noted in the manufacturer s published instructions. : Full coverage at lbs/square OMG OlyBond 500 (): Continuous 0.75-inch wide ribbons, 12- using PaceCart, SpotShot or Canister dispensers. Note: OlyBond Classic or OlyBond 500 Green may be used where OlyBond 500 is referenced. GAF LRF Adhesive M (LRF-M): Continuous 1-inch wide ribbons, 12-inch o.c Millennium One-Step Foamable Adhesive (M-OSFA): Continuous 1-inch wide ribbons, 12- Roofing Adhesive (): Continuous 2.5 to 3-inch wide ribbons, 12- Note: When multiple layers(s) of insulation and/or coverboard are installed in ribbon-applied adhesive, board joints shall be staggered. Note: The maximum edge distance from the adhesive ribbon to the edge of the insulation board shall be not less than one-half the specified ribbons spacing. 7. Unless otherwise noted, all insulations are flat stock or taper board of the minimum thickness noted. Tapered polyisocyanurate at the following thickness limitations may be substituted with the following Maximum Design Pressure (MDP) limitations. In no case shall these values be used to increase the MDP listings in the tables; rather if MDP listing below meets or exceeds that listed for a particular system in the tables, then the thinner board listed below may be used as a drop-in for the equivalent thicker material listed in the table. : MDP psf (Min. 0.5-inch thick) OlyBond 500 (): MDP psf (Min. 0.5-inch EnergyGuard Polyiso Insulation, EnergyGuard NH Polyiso Insulation, Polyiso Insulation, EnergyGuard NH Ultra Polyiso Insulation) OMG OlyBond 500 (): MDP psf (Min. 0.5-inch thick EnergyGuard RH or RN) OMG OlyBond 500 (): MDP psf (Min. 0.5-inch thick EnergyGuard RA) Roofing Adhesive (): MDP psf (Min. 1.0-inch thick) 8. Bonded polyisocyanurate insulation boards shall be maximum 4 x 4 ft. Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 2 of 89

11 9. For mechanically attached components or partially bonded insulation, the maximum design pressure for the selected assembly shall meet or exceed the Zone 1 design pressure determined in accordance with FBC Chapter 16, and Zones 2 and 3 shall employ an attachment density designed by a qualified design professional to resist the elevated pressure criteria. Commonly used methods are ANSI/SPRI WD1, FM Loss Prevention Data Sheet 1-29, Roofing Application Standard RAS 117 and Roofing Application Standard RAS 137. Assemblies marked with an asterisk* carry the limitations set forth in Section of FM Loss Prevention Data Sheet 1-29 (January 2016) for Zone 2/3 enhancements. 10. For fully bonded assemblies, the maximum design pressure for the selected assembly shall meet or exceed critical design pressure determined in accordance with FBC Chapter 16, and no rational analysis is permitted. 11. For mechanically attached components over existing decks, fasteners shall be tested in the existing deck for withdrawal resistance. A qualified design professional shall review the data for comparison to the minimum requirements for the system. Testing and analysis shall be in accordance with ANSI/SPRI FX-1 or Testing Application Stanard S For existing substrates in a bonded recover or re-roof installation, the existing roof surface or existing roof deck shall be examined for compatibility and bond performance with the selected adhesive, and the existing roof system (for recover) shall be capable of resisting project design pressures on its own merit to the satisfaction of the Authority Having Jurisdiction, as documented through field uplift testing in accordance with ANSI/SPRI IA-1, ASTM E907, FM Loss Prevention Data Sheet 1-52 or Testing Application Standard S For Recover Applications using System Type D, the insulation is optional. Alternatively, min. 0.5-inch EnergyGuard Polyiso Insulation, EnergyGuard NH Polyiso Insulation, Polyiso Insulation, EnergyGuard NH Ultra Polyiso or, Structodek High Density Fiberboard Roof Insulation, EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard NH HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation or EnergyGuard NH HD Plus Polyiso Insulation or min inch Dens, Dens Prime or SECUROCK Gypsum- or SECUROCK Glass-Mat Roof may be used as a separator board prior to base sheet installation. The existing roof system shall be suitable for a recover application. The separator component shall be documented as meeting FBC and, for foam plastic, FBC or , when installed with the roof cover in Recover applications. 14. Lightweight insulating (LWIC) shall be cast in accordance with FBC Section 1917 to the satisfaction of the Authority Having Jurisdiction. For systems where specific LWIC is referenced, refer to current LWIC Product Approval for specific deck construction and limitations. Unless otherwise noted, for systems where specific LWIC is not referenced, the minimum design mix shall be 300 psi. In all cases, the minimum topcoat thickness is 2-inches. For LWIC over structural, reference is made to FBC Section , Point Unless otherwise noted, refer to the following references for bonded base, ply or cap sheet applications. Reference Layer Material Application BP-AA Base: GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet at 25 lbs/square. (Base/ Ply sheets, Asphalt-Applied) Ply: One or more plies GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet, GAFGLAS FlexPly 6 BP-CA (Base/ Ply sheets, Cold-Applied) (Base sheet, Loose-Laid) (SBS, Asphalt-Applied) SBS-CA (SBS, Cold-Applied, Matrix 102 SBS Membrane Adhesive) SBS-CA-1 (SBS, Cold-Applied, Matrix 101 Premium SBS Membrane Adhesive) Base: GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet Base: GAFGLAS Stratavent Perforated Venting Base Sheet Loose laid Matrix 102 SBS Membrane Adhesive (formerly known as TOPCOAT MATRIX 102 SBS Membrane Adhesive) at 1.5 gal/sq. Base or Ply: One or two plies Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5, Ruberoid Mop Plus Smooth Ruberoid 30 Granule, Ruberoid 30 Granule FR, Ruberoid EnergyCap 30 Granule FR, Ruberoid Mop Smooth, Ruberoid Mop Cap: Smooth 1.5, Ruberoid Mop Plus Smooth, Ruberoid Mop Granule FR, Ruberoid Mop Granule, Tri-Ply SBS Granule Cap at 25 lbs/square. Sheet, Intec Flex PRF, Ruberoid Mop Plus Granule FR, Ruberoid Mop Plus Granule, Ruberoid EnergyCap Mop Plus Granule FR Base or Ply: Ruberoid 20 Smooth Matrix 102 SBS Membrane Adhesive Cap: Ruberoid 30 Granule FR, Ruberoid EnergyCap 30 Granule FR, Ruberoid Mop Granule FR, Ruberoid Mop Plus Granule FR, (formerly known as TOPCOAT MATRIX 102 Ruberoid EnergyCap Mop Plus Granule FR SBS Membrane Adhesive) at 1.5 gal/sq. Base: Ruberoid 20 Smooth or Ruberoid Mop Smooth 1.5 Cap: Ruberoid 30 Granule FR, Ruberoid EnergyCap 30 Granule FR, Ruberoid Mop Plus Granule FR, Ruberoid EnergyCap Mop Plus Granule FR Matrix 101 Premium SBS Membrane Adhesive (formerly known as TOPCOAT MATRIX Majorbond Modified Bitumen Membrane Adhesive) at gal/square Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 3 of 89

12 Reference Layer Material Application Base or Ply: One or two plies Ruberoid HW 25 Smooth, Ruberoid HW Smooth SBS- Ruberoid HW Granule, Ruberoid HW Granule FR, Ruberoid HW Plus Granule, Ruberoid HW Plus Granule FR, Ruberoid (SBS, Torch-Applied) Cap: EnergyCap HW Plus Granule FR Torch applied Base or Ply: One or two plies Ruberoid Torch Smooth, Tri-Ply APP Smooth Membrane Ruberoid Torch Granule, Tri-Ply APP Granule Membrane, Ruberoid Torch Plus Granule FR, Ruberoid EnergyCap Torch (APP, Torch-Applied) Cap: Granule FR, Ruberoid EnergyCap Torch Plus Granule FR Base or Ply: Liberty SBS Self-Adhering Base/Ply Sheet SBS-SA (self-adhering) Self-adhered Cap Liberty SBS Self-Adhering Cap Sheet SBS-SA-T (self-adhering w/ torch cap) Base Ply: Ruberoid SA Universal Base Sheet (When referenced herein as SBS-SA-T, requires use of SBS- sheet overtop) Self-adhered (followed by torched cap) 16. Vapor barrier options for over structural deck with adhered insulation carry the following Maximum Design Pressure (MDP) limitations. The lesser of the MDP listings below vs. those in Table 3A applies: VAPOR BARRIER OPTIONS; STRUCTURAL CONCRETE DECK; ADHERED INSULATION PER BLE 3A OR 3B Option # Primer Vapor Barrier Type Attach Insulation Adhesive MDP VB-1. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid Torch GR Torch-applied, VB-2. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid HW 25 Smooth or Ruberoid HW Smooth Torch-applied, VB-3. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Liberty SBS Self-Adhering Cap Sheet Self-adhering, VB-4. Matrix 307 Premium Asphalt Primer or ASTM D41 primer One or two plies, GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet or GAFGGLAS applied, FlexPly 6 VB-5. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid 30 applied, VB-6. GAF SA Primer Ruberoid SA Universal Base Sheet Self-adhering LRF-M, VB-7. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid HW 25 Smooth or Ruberoid HW Smooth Torch-applied LRF-M, VB-8. Matrix 307 Premium Asphalt Primer or ASTM D41 primer One or two plies, GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet or GAFGGLAS applied LRF-M, FlexPly 6 VB-9. Matrix 307 Premium Asphalt Primer or ASTM D41 primer UnderRoof HT High Temperature Self-adhering OlyBond 500, VB-10. GAF SA Primer Ruberoid SA Universal Base Sheet Self-adhering OlyBond 500, VB-11. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid Torch Smooth Torch-applied OlyBond 500, VB-12. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid HW 25 Smooth Torch-applied OlyBond 500, VB-13. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid 20 Smooth Matrix 102 SBS Membrane Adhesive at 1.5 gal/square OlyBond 500, VB-14. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Ruberoid HW Smooth Torch-applied OlyBond 500, VB-15. Matrix 307 Premium Asphalt Primer or ASTM D41 primer One or two plies, GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet or GAFGGLAS FlexPly 6 applied OlyBond 500, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 4 of 89

13 17. Vapor barrier options for over structural deck followed by cellular lightweight insulating carry the following Maximum Design Pressure (MDP) limitations. The lesser of the MDP listings below vs. those in Tables 4A through 4D applies: VAPOR BARRIER OPTIONS; STRUCTURAL CONCRETE DECK FOLLOWED BY CELLULAR LIGHTWEIGHT INSULATING CONCRETE PER BLES 4A THROUGH 4D: Vapor Barrier Option # Primer Type Matrix 307 Premium Asphalt Base Ply : One or two plies Ruberoid HW 25 Smooth, Ruberoid HW Smooth LWC-VB-1. Primer or ASTM D41 primer Cap Ply: Ruberoid HW Granule, Ruberoid HW Granule FR, Ruberoid HW Plus Granule, Ruberoid HW Plus Granule FR LWC-VB-2. LWC-VB-3. Matrix 307 Premium Asphalt Primer or ASTM D41 primer Matrix 307 Premium Asphalt Primer or ASTM D41 primer 18. The following insulations are interchangeable within the scope of this Evaluation Report: EnergyGuard Polyiso Insulation EnergyGuard NH Polyiso Insulation; Polyiso Insulation EnergyGuard NH Ultra Polyiso Insulation; EnergyGuard HD Polyiso Insulation EnergyGuard NH HD Polyiso Insulation; EnergyGuard HD Plus Polyiso Insulation EnergyGuard NH HD Plus Polyiso Insulation. Base Ply : One or two plies Ruberoid HW 25 Smooth, Ruberoid HW Smooth Cap Ply: Ruberoid HW Granule, Ruberoid HW Granule FR, Ruberoid HW Plus Granule, Ruberoid HW Plus Granule FR Base Ply : One or two plies Ruberoid HW 25 Smooth, Ruberoid HW Smooth Cap Ply: Ruberoid HW Granule, Ruberoid HW Granule FR, Ruberoid HW Plus Granule, Ruberoid HW Plus Granule FR Attach Torchapplied Torchapplied Torchapplied 19. MDP = Maximum Design Pressure is the result of testing for wind load resistance based on allowable wind loads. Refer to FBC 1609 for determination of design wind loads. LWC Min. 200 psi Mearlcrete (FL13492) Min. 300 psi Celcore Cellular Concrete (FL2037) Min. 300 psi Elastizell (FL4994) MDP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 5 of 89

14 W-1. W-2. W-3. Min. 19/32-inch plywood or OSB at max. 24-inch span Min. 19/32-inch plywood or OSB at max. 24-inch span Min. 19/32-inch plywood or OSB at max. 24-inch span BLE 1A: WOOD DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) Type Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof SBS- or XT Mat Surfaced Leak Barrier One or more SBS- or One or more SBS- or APP- SBS- or SBS- or MDP System CONVENTIONAL SYSTEMS: W-4. W-5. Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span BLE 1B: WOOD DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 8- at min. 4-inch laps and 8- in two, equally spaced, staggered center rows 8- at min. 4-inch laps and 8- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- SBS- AA SBS- AA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 6 of 89

15 W-6. W-7. W-8. W-9. Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span BLE 1B: WOOD DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch diameter tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch diameter tin caps with 12 ga. annular ring shank nails 9- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 6- at the 4-inch lap and 6- in two staggered center rows 6- at the 4-inch lap and 6- in two staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- SBS- AA SBS- AA, SBS- AA SBS- AA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 7 of 89

16 W-10. W-11. W-12. W-13. Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span SELF-ADHERING BASE PLY: BLE 1B: WOOD DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth ga., 1-5/8-inch diameter tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch diameter tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 8- at the 4-inch lap and 8- in two staggered center rows 8- at the 4-inch lap and 8- in two staggered center rows 9- at the min. 4-inch lap and 9- in two, equally spaced, staggered center rows 9- at the min. 4-inch lap and 9- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- SBS- AA SBS- AA, SBS- AA SBS- AA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 8 of 89

17 W-14. W-15. VENTING SYSTEMS: W-16. W-17. Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span BLE 1B: WOOD DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 9- at the min. 2-inch lap and 12- in two, equally spaced, staggered center rows 9- at the min. 2-inch lap and 12- in two, equally spaced, staggered center rows 8- at min. 4-inch laps and 8- in two, equally spaced, staggered center rows 9- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso or min inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Additional layer(s) base insulation Additional layer(s) base insulation SBS-SA Weather Watch XT Mat Surfaced SBS-SA, SBS- or SBS-SA, SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 9 of 89

18 W-18. W-19. W-20. Min. 15/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span BLE 1B: WOOD DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch diameter tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 6- at min. 4-inch laps and 6- in two, equally spaced, staggered center rows 8- at the 4-inch lap and 8- in two staggered center rows 9- at the min. 4-inch lap and 9- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min. 1-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Additional layer(s) base insulation Additional layer(s) base insulation Additional layer(s) base insulation Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 10 of 89

19 CONVENTIONAL SYSTEMS: W-21. W-22. W-23. W-24. Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span BLE 1C: WOOD DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth (#14 ONLY) (#14 ONLY) 12- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 12- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 16- at the min. 4-inch lap and 16- in two, equally spaced, staggered center rows 16- at the min. 4-inch lap and 16- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 11 of 89

20 W-25. W-26. W-27. W-28. Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span Min. 19/32- inch plywood at max. 24- inch span BLE 1C: WOOD DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth (#14 ONLY) (#14 ONLY) 12- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 12- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows 12- at the min. 2-inch lap and 12- in three, equally spaced, staggered center rows 12- at the min. 2-inch lap and 12- in three, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 12 of 89

21 W-29. W-30. W-31. VENTING SYSTEMS: W-32. W-33. Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span Min. 15/32- inch plywood at max. 24- inch span BLE 1C: WOOD DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth Drill-Tec 3 Ribbed Galvalum e Plate (Flat) with Drill-Tec #14 Fasteners (#14 ONLY) (#14 ONLY) (#14 ONLY) (#14 ONLY) 12- at the min. 4-inch lap and 12- in two (2), equally spaced, staggered center rows 8- at the 4-inch lap and 8- in three staggered center rows 8- at the 4-inch lap and 8- in three staggered center rows 16- at the min. 4-inch lap and 16- in two, equally spaced, staggered center rows 12- at the min. 4-inch lap and 12- in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso or min. 1.5-inch EnergyGuard RA or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso Min inch EnergyGuard Perlite Insulation Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover or Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens Prime or SECUROCK Gypsum- Additional layer(s) base insulation Additional layer(s) base insulation One or more BP- AA, SBS- AA One or more BP- AA, SBS- AA -67.5* -75.0* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 13 of 89

22 W-34. Min. 15/32- inch plywood at max. 24- inch span BLE 1C: WOOD DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth (#14 ONLY) 8- at the 4-inch lap and 8- in three staggered center rows Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Polyiso Insulation or EnergyGuard RH Polyiso Additional layer(s) base insulation One or more BP- AA, SBS- AA -82.5* System W-35. W-36. Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span BLE 1D: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Base Ply Cap Min. 1-inch Min. 1-inch Drill-Tec #12 Fastener with Drill-Tec AccuTrac Flat Plate or AccuTrac Recessed Plate Drill-Tec #12 Fastener with Drill-Tec AccuTrac Flat Plate or AccuTrac Recessed Plate 1 per per 1.78 Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- SBS-SA XT Mat Surfaced Leak Barrier Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 14 of 89

23 CONVENTIONAL SYSTEMS: W-37. W-38. W-39. Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span SELF-ADHERING BASE PLY: W-40. W-41. W-42. Min. 15/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Base Insulation Layer Min inch, one or more layers, any combination, loose laid Min inch, one or more layers, any combination, loose laid One or more layers, any One or more layers, any One or more layers, any One or more layers, any BLE 1E: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 1.5-inch EnergyGuard Composite or EnergyGuard RA Composite Min. 1-inch Structodek High Density Fiberboard Roof Insulation or min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch SECUROCK Gypsum Fiber Roof Insulation, Insulation, (#14 only) (HD Fasteners only) Drill-Tec #12 Fasteners and Drill- Tec 3 Steel Plates Drill-Tec #12 Fasteners and Drill- Tec 3 Steel Plates 1 per 3 1 per 2 1 per 1.78 SBS- AA SBS- AA SBS- AA, 1 per 2 SBS-SA 1 per 1.78 ft 2 SBS-SA 1 per 1.6 ft 2 SBS-SA BP- AA, BP- AA, BP- AA, SA,, SBS-SA System W-43. W-44. W-45. Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span BLE 1F: WOOD DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D: INSULATED, MECHANICALLY ATCHED BASE SHEET, BONDED ROOF COVER Insulation Layer(s) Base or Anchor Sheet Roof Cover (Note 15) MDP Type Attach Base Fasteners Attach Ply Cap Min. 1-inch, one or more layers, any combination Min. 1-inch, one or more layers, any combination Min. 1-inch, one or more layers, any combination Prelim attach Prelim attach Prelim attach GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth 12- at min. 2-inch laps and 12- in two, equally spaced, staggered center rows 12- at min. 2-inch laps and 12- in three, equally spaced, staggered center rows 8- at min. 2-inch laps and 8- in three, equally spaced, staggered center rows SBS-CA, SBS-CA, SBS-CA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 15 of 89

24 CONVENTIONAL SYSTEMS: W-46. W-47. W-48. W-49. W-50. W-51. W-52. W-53. W-54. Min. 15/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span SELF-ADHERING BASE PLY: W-55. W-56. Min. 19/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span BLE 1G: WOOD DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY FASTEDED BASE SHEET, BONDED ROOF COVER Base Sheet Roof Cover (Note 15) MDP Type Faster Attachment Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Eliminator Nailable Venting Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth Liberty SBS Mechanically Attached Base Sheet Liberty SBS Mechanically Attached Base Sheet 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 12 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 32 ga., 1-5/8-inch dia. tin caps with 11 ga. annular ring shank nails 8- at min. 4-inch laps and 8-inch o.c. in two, equally spaced, staggered center rows 9- at min. 4-inch laps and 9-inch o.c. at two, equally spaced, staggered center rows 9- at min. 4-inch laps and 12-inch o.c. in two, equally spaced, staggered center rows 6- at min. 4-inch laps and 6-inch o.c. in two, equally spaced, staggered center rows 9- at min. 4-inch laps and 9-inch o.c. in two, equally spaced, staggered center rows 9- at min. 4-inch laps and 9-inch o.c. in two, equally spaced, staggered center rows 8- at min. 4-inch laps and 8-inch o.c. at three, equally spaced, staggered center rows 7- at min. 4-inch laps and 7-inch o.c. in three, equally spaced, staggered center rows 4- at min. 2-inch laps and 4-inch o.c. in four (4), equally spaced, staggered center rows 9- at min. 4-inch laps and 9-inch o.c. in two, equally spaced, staggered center rows 8- at min. 3-inch laps and 8-inch o.c. in three, equally spaced, staggered center rows SBS- AA SBS- AA SBS- AA SBS- AA SBS- AA SBS- AA SBS- AA SBS- AA, SBS-SA SBS-SA SBS-, SBS-CA, SBS-, SBS-CA, SBS-, SBS-CA, SBS-, SBS-SA, SBS- or SBS-SA, SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 16 of 89

25 CONVENTIONAL SYSTEMS: W-57. W-58. W-59. W-60. W-61. W-62. W-63. Min. 19/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span Min. 19/32-inch plywood at max. 24-inch span SELF-ADHERING BASE PLY: W-64. W-65. Min. 19/32-inch plywood at max. 24-inch span Min. 15/32-inch plywood at max. 24-inch span BLE 1H: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE E: NON-INSULATED, MECHANICALY FASTEDED BASE SHEET, BONDED ROOF COVER GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth Base Sheet Roof Cover (Note 15) MDP Type Faster Attachment Ply Cap GAFGLAS #80 Ultima Base Sheet, Ruberoid 20 Smooth, Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5 GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth StormSafe Anchor Sheet Liberty SBS Mechanically Attached Base Sheet (#14 ONLY) (#14 ONLY) (#14 ONLY) (Drill-Tec AccuTrac Flat Plate only) (HD Fasteners only) 12- at 2-inch laps and 12-inch o.c. in two, equally spaced, staggered center rows 16- at 4-inch laps and 16-inch o.c. in two, equally spaced, staggered center rows 12- at 4-inch laps and 12-inch o.c. in two, equally spaced, staggered center rows 12- at 2-inch laps and 12-inch o.c. in three, equally spaced, staggered center rows 9- at 4-inch laps and 9-inch o.c. in two, equally spaced, staggered center rows 8- at 4-inch laps and 8-inch o.c. in three, equally spaced, staggered center rows 8- at 2-inch laps and 8-inch o.c. in three, equally spaced, staggered center rows 9- at 4-inch laps and 9-inch o.c. in three, equally spaced, staggered center rows 8- at 3-inch laps and 8-inch o.c. in two, equally spaced, staggered center rows SBS- AA SBS- AA SBS- AA SBS- AA SBS- SBS- AA SBS- AA SBS-SA SBS-SA SBS-CA, SBS-CA, SBS- (polyester only) SBS-CA, SBS-SA Note: Seams sealed with TOPCOAT SB900 or Flexseal SBS-SA, SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 17 of 89

26 CONVENTIONAL SYSTEMS: SC-1 SC-2 SC-3 SC-4 SC-5 SC-6 SC-7 SC-8 SC-9 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min inch Dens Prime Min. 0.5-inch Dens Prime Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min. 2-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, 1 per 4 1 per 4 1 per per per 4 1 per 4 1 per 4 1 per 2 1 per 4 Min inch EnergyGuard Perlite Roof Insulation (homogeneous) or min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min. 1.5-inch EnergyGuard followed by min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Min. 1.5-inch EnergyGuard followed by min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch EnergyGuard Perlite Roof Insulation (homogeneous) or min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch EnergyGuard Perlite Roof Insulation (homogeneous) or min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min. 0.5-inch EnergyGuard Perlite Recover or min inch Dens, Dens Prime or SECUROCK Gypsum Min. 0.5-inch EnergyGuard Perlite Recover or min inch EnergyGuard Perlite Roof Insulation (homogeneous) or Structodek High Density Fiberboard Roof Insulation Min. 0.5-inch EnergyGuard Perlite Recover or min inch EnergyGuard Perlite Roof Insulation (homogeneous) or Structodek High Density Fiberboard Roof Insulation EnergyGuard RH, followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous) One APP- APP- One One One One One One -37.5* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 18 of 89

27 SC-10 SC-11 SC-12 SC-13 SC-14 SC-15 SC-16 SC-17 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Min. 2.2-inch EnergyGuard RA, EnergyGuard RH, Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or Min. 2-inch EnergyGuard RA, EnergyGuard RH, 1 per 4 1 per per per per 2 1 per 4 1 per 2 1 per 2 Fiberboard Roof Insulation Min. 1.0-inch EnergyGuard Perlite Roof Insulation (homogeneous) Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Fiberboard Roof Insulation Optional additional layers of base insulation; Min inch Dens, Dens Prime or SECUROCK Gypsum- Optional additional layers of base insulation; Min inch Dens, Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch SECUROCK Gypsum-Fiber Roof Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 19 of 89,,,,, or,, BP-AA or SBS- or APP- SBS- or APP- One BP- AA, BP- AA, SBS- BP- AA, One SBS- or One SBS- or or SBS- SBS- or SBS- SBS- or SBS- or None SBS-CA SBS- or APP- One SBS- or SBS- or -60.0

28 SC-18 Min. 22 ga., type B, SELF-ADHERING BASE PLY: SC-19 SC-20 SC-21 SC-22 SC-23 SC-24 Min. 22 ga., Type B, Min. 22 ga., Type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-EnergyGuard RH Min. 2-EnergyGuard RH Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min. 2-inch EnergyGuard Polyiso Insulation, Min. 2-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, 1 per per 2 ft 2 Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 0.5-inch EnergyGuard RH HD Polyiso 1 per 2.9 ft 2 Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation 1 per 2 1 per per 4 1 per 2 Additional layer(s), min. 0.5-inch thick base insulation Additional layer(s), min. 0.5-inch thick base insulation Additional layer(s), min. 1.5-inch thick base insulation Optional additional layers of base insulation; Min inch Dens Prime or SECUROCK Gypsum-,,, LRF-M, M-OSFA, LRF-M, M-OSFA, LRF-M, M-OSFA, LRF-M, M-OSFA, LRF-M, M-OSFA SBS- or APP- or or or or or or One SBS- or,,,,,, SBS- or * -37.5* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 20 of 89

29 SC-25 SC-26 SC-27 SC-28 SC-29 SC-30 SC-31 SC-32 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min. 2-inch EnergyGuard Polyiso Insulation, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard Polyiso Insulation, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, 1 per 2 1 per per 4 1 per 4 1 per 4 1 per 2 1 per per 4 Optional additional layers, min. 1-inch thick base insulation; Min inch Dens Prime or SECUROCK Gypsum- Optional additional layers, min. 0.5-inch base insulation; Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Optional additional layers of base insulation; Min inch Dens Prime or SECUROCK Gypsum- Optional additional layers, min. 1.5-inch base insulation; Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof, LRF-M, M-OSFA, LRF-M, M-OSFA, LRF-M, M-OSFA, or or SBS-SA or or or or SBS-SA,, SA,,,, SA SBS-SA SBS-SA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 21 of 89

30 SC-33 SC-34 SC-35 SC-36 VENTING SYSTEMS: SC-37 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, COLD-APPLIED SYSTEMS: SC-38 SC-39 SC-40 Min. 22 ga., Type B, Min. 22 ga., Type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra Min. 1.5-EnergyGuard RH Min. 2-EnergyGuard RH Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, 1 per 2 1 per 4 1 per 2 1 per per 4 1 per 2 ft 2 Optional additional layers of base insulation; Min inch Dens Prime or SECUROCK Gypsum- Optional additional layers of base insulation; Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Additional layer of base insulation Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 0.5-inch EnergyGuard RH HD Polyiso 1 per 2.9 ft 2 Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation 1 per 2 Min inch Dens Prime or SECUROCK Gypsum-,,,,, LRF-M, M-OSFA, LRF-M, M-OSFA or or or or SBS-CA or SBS- CA-1 SBS-CA or SBS- CA-1,,,, One None None SBS-CA or SBS-CA-1 SBS-CA or SBS-CA * -37.5* SBS-CA-1 None SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 22 of 89

31 SC-41 Min. 22 ga., type B, HYBRID HOT/COLD-APPLIED SYSTEMS: SC-42 SC-43 SC-44 SC-45 SC-46 SC-47 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 1.5-inch EnergyGuard RH, Min. 1.5-inch EnergyGuard Polyiso Insulation Min. 1.5-inch EnergyGuard Polyiso Insulation Min. 1.5-inch EnergyGuard Polyiso Insulation Min. 2-inch EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, 1 per 4 1 per 2 1 per per per 4 1 per per 4 Min inch Dens Prime or SECUROCK Gypsum- Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous) or min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Optional additional layers base insulation followed by min.0.5-inch EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum- Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch Dens, Dens Prime or SECUROCK Gypsum- SBS-CA-1 None SBS-CA-1 BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP- AA or BP- AA or BP- AA or BP- AA or BP- AA or BP- AA or SBS-CA-1 SBS-CA-1 SBS-CA-1 SBS-CA-1 SBS-CA-1 SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 23 of 89

32 SC-48 SC-49 SC-50 Min. 22 ga., type B, Min. 22 ga., type B, Min. 22 ga., type B, BLE 2A: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B-1: MECHANICALLY ATCHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard Polyiso Insulation, EnergyGuard RH, Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard RA, EnergyGuard RH, 1 per per 2 1 per 4 Optional additional layers base insulation followed by min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Optional additional layers base insulation followed by min inch Dens Prime or SECUROCK Gypsum- Optional additional layers base insulation followed by min inch Dens Prime or SECUROCK Gypsum- BP-AA or BP-AA or BP-AA or BP- AA or BP- AA or BP- AA or SBS-CA SBS-CA-1 SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 24 of 89

33 SELF-ADHERING BASE PLY: SC-51 SC-52 SC-53 SC-54 SC-55 Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural COLD-APPLIED SYSTEMS: SC-56 Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural BLE 2B: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) SYSTEM TYPE B-2: MECHANICALLY ATCHED THERMAL BARRIER, BONDED TEMP ROOF, BONDED TOP INSULATION, BONDED ROOF COVER Thermal Barrier Insulation Layer(s) Roof Cover (Note 15) MDP Temp Roof Type Fastener Attach Type Attach Base Ply Cap Min. 0.5-inch SECUROCK Gypsum Min. 0.5-inch SECUROCK Gypsum Min. 0.5-inch SECUROCK Gypsum Min. 0.5-inch SECUROCK Gypsum Min. 0.5-inch SECUROCK Gypsum Min.0.5-inch SECUROCK Gypsum (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) (Drill-Tec 3 in. Ribbed Galvalume Plate (Flat) may be used) UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered UnderRoof HT High 1 per 2.7 ft 2 Temperature Leak Barrier, self-adhered followed by min inch SECUROCK Gypsum- followed by min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Min. 1.5-inch EnergyGuard RH followed by Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 1.5-inch EnergyGuard RH followed by Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation SBS-SA None SBS-SA or SBS-SA None SBS-SA SBS-SA, SBS-SA- T or or SBS-CA or SBS- CA-1 None SBS-CA or SBS- CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 25 of 89

34 CONVENTIONAL SYSTEMS: SC-57 SC-58 SC-59 SC-60 SC-61 SC-62 SC-63 SC-64 SC-65 SC-66 SC-67 structural structural structural structural structural structural structural structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer One or more layers, any combination, loose laid Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- 1 per 4 SBS- or 1 per 3.2 SBS- or 1 per 4 SBS- or 1 per per 3.2 SBS- or SBS- or Min inch Dens, Dens Prime 1 per 4 Fiberboard Roof Insulation or Structodek High Density Fiberboard Roof Insulation Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof 1 per 2 1 per 2 SBS- or 1 per 4 ft 2 BP-AA or Min inch Dens Prime 1 per per 1.45 or or or or or BP- AA, AA BP- AA, SBS- or APP- BP- AA, SBS- AA, AA, SBS- or SBS- or SBS- or SBS- or SBS- or SBS- SBS- or SBS * -37.5* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 26 of 89

35 SC-68 SC-69 SC-70 SC-71 SC-72 SC-73 SC-74 SC-75 SC-76 SC-77 SC-78 structural structural structural structural structural 40 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade structural 40 steel or min. 2,500 psi structural structural Min. 20 ga., type B, Grade 33 steel, min. 22 ga., type B, Grade 80 steel or min. Min. 20 ga., type B, Grade 33 steel or min. 22 ga., type B, Grade 80 steel or min. BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 0.5-inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation (#14 only) Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- 1 per per per per 2 ft 2 BP-AA or 1 per 1 1 per 1.45 SBS-, BP- AA, SBS- or APP-, BP- AA, SBS- AA or SBS- 1 per 1.33 ft 2, 1 per 1.45 SBS- BP- 1 per 1.6 ft 2 BP-AA or AA, SBS- BP- 1 per 1.6 ft 2 BP-AA or AA, SBS- Min. 0.5-inch Dens Prime 1 per 1, SBS- or SBS- SBS SBS SBS SBS- SBS Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 27 of 89

36 SC-79 SC-80 SC-81 SC-82 SC-83 SC-84 structural Min. 20 ga., type B, Grade 33 steel, min. 22 ga., type B, Grade 80 steel or min. structural structural structural 80 steel or min. 2,500 psi structural SELF-ADHERING BASE PLY: SC-85 SC-86 SC-87 SC-88 structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Optional BP-AA or vapor barrier over deck. Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 0.5-inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime Min. 0.5-inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch SECUROCK Gypsum-Fiber Roof 1 per 1 (#14 only) (#14 only) (#14 only), BP- 1 per 1.45 ft 2 BP-AA or AA, SBS- 1 per 1 1 per 1 1 per 1 SBS- Min. 0.5-inch Dens Prime 1 per 1 SBS- Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof 1 per per 3.2 Min inch Dens Prime 1 per 4 Min inch Dens Prime 1 per 3.2 XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced, APP- SA,, or or SBS SBS SBS SBS-SA, SBS- or SBS- or -30.0* -30.0* -30.0* -37.5* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 28 of 89

37 SC-89 SC-90 SC-91 SC-92 SC-93 SC-94 SC-95 SC-96 SC-97 SC-98 SC-99 SC-100 structural structural structural structural structural structural structural structural Min. 22 ga., Type B, Grade structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 2.0-inch EnergyGuard RA, EnergyGuard RH, or Min. 2-inch EnergyGuard Polyiso Insulation,, EnergyGuard RA, Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof 1 per 4 Min inch Dens Prime Min. 0.5-inch Dens Prime 1 per 4 1 per per 2 1 per per per 3.2 Min inch Dens Prime 1 per 4 Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation EnergyGuard RH, or Insulation,, EnergyGuard RA, Min. 2.0-inch EnergyGuard Polyiso Insulation,, EnergyGuard RA, or or XT Mat Surfaced or XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced 1 per 2 ft 2 XT Mat or Surfaced 1 per 2 1 per 2 1 per 3.2 or XT Mat Surfaced SA,, SA, or, or or or, SA,,, SBS-SA, SBS-SA, SBS- or SBS- or SBS- or SBS- or SBS-SA, -37.5* -37.5* Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 29 of 89

38 SC-101 SC-102 SC-103 SC-104 SC-105 SC-106 SC-107 SC-108 SC-109 SC-110 SC-111 SC-112 structural structural structural structural structural structural structural structural structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 2-inch EnergyGuard Polyiso Insulation,, EnergyGuard RA, Min. 2.0-inch EnergyGuard RA, EnergyGuard RH, or Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch SECUROCK Gypsum-Fiber Roof EnergyGuard RH, or EnergyGuard RH, Min. 2.0-inch EnergyGuard RA, EnergyGuard RH, or Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 2-inch EnergyGuard Polyiso Insulation, Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch SECUROCK Gypsum-Fiber Roof 1 per per 2 SBS-SA (#14 only) 1 per per per per per per per per per 1.33 ft 2 1 per 1.78 XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced, SA or or or,,,,, or or SBS-SA SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 30 of 89

39 SC-113 SC-114 SC-115 SC-116 SC-117 VENTING SYSTEMS: SC-118 SC-119 SC-120 SC-121 SC-122 SC-123 SC-124 Min. 22 ga., Type B, Grade structural Min. 22 ga., Type B, Grade structural Min. 22 ga., Type B, Grade structural structural structural structural structural structural structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Insulation, Min inch SECUROCK Gypsum-Fiber Roof Min. 2-inch EnergyGuard Polyiso Insulation or EnergyGuard RA, primed with GAF SA Primer Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 2-inch EnergyGuard Polyiso Insulation, (#14 only) 1 per 1.33 ft 2 1 per 1.33 ft 2 1 per 1.45 ft 2 1 per 1 1 per 1 1 per 4 Insulation 1 per 2 EnergyGuard RH, Min. 2.0-inch EnergyGuard RH Min. 1.5-inch 1 per 2 1 per per 3.2 or XT Mat Surfaced or XT Mat Surfaced Ruberoid SA Universal Base XT Mat Surfaced XT Mat Surfaced,, AA or or One One One One One SBS- or SBS- or * Min. 2.5-inch EnergyGuard RA 1 per 4 Min. 3-inch 1 per 3.2 One Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 31 of 89

40 SC-125 SC-126 SC-127 SC-128 SC-129 SC-130 SC-131 SC-132 SC-133 SC-134 SC-135 SC-136 structural structural structural structural structural structural structural structural structural structural structural structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min. 3-inch EnergyGuard Polyiso Insulation Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 32 of 89 1 per 3.2 Min. 3-inch EnergyGuard Polyiso Insulation 1 per 4 Insulation 1 per 2 Min. 2-inch EnergyGuard RH 1 per 2 Min. 2.0-inch 1 per 2 Min. 2-inch EnergyGuard Polyiso Insulation 1 per 2 Min. 2-inch EnergyGuard RA, EnergyGuard RH, Min. 3-inch Min. 2-inch EnergyGuard Polyiso Insulation Min. 2.0-inch Min. 2-inch EnergyGuard Polyiso Insulation or EnergyGuard RH Min. 3-inch EnergyGuard Polyiso Insulation 1 per per per per per per 1.6 One One or more One One One One One One One One One One (ASTM D6164, polyester only)

41 SC-137 SC-138 structural structural COLD-APPLIED SYSTEMS: SC-139 SC-140 SC-141 SC-142 SC-143 SC-144 SC-145 SC-146 SC-147 structural structural structural structural structural Min. 22 ga., Type B, Grade structural Min. 22 ga., Type B, Grade structural Min. 22 ga., Type B, Grade structural Min. 22 ga., Type B, Grade structural BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer combination, min. 1.5-inch Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min inch Dens 1 per 1 Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch SECUROCK Gypsum-Fiber Roof Min. 1.5-inch EnergyGuard RH, EnergyGuard RN, EnergyGuard Polyiso Insulation Min. 2-inch EnergyGuard RH, EnergyGuard RN, EnergyGuard Polyiso Insulation Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch SECUROCK Gypsum-Fiber Roof EnergyGuard RH,, EnergyGuard Polyiso Insulation, Min. 2-inch EnergyGuard Polyiso Insulation, 1 per 1 One One per 2 BP-CA None SBS-CA 1 per 4 SBS-CA None SBS-CA 1 per 2 SBS-CA-1 None SBS-CA-1 1 per 2.9 SBS-CA-1 None SBS-CA-1 1 per 2 SBS-CA-1 None SBS-CA-1 1 per 2 ft 2 SBS-CA or SBS-CA-1 None (AccuTrac Flat Plates only) SBS-CA or SBS-CA-1 1 per SBS-CA-1 None SBS-CA ft 1 per SBS-CA-1 None SBS-CA ft 1 per SBS-CA-1 None SBS-CA ft Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 33 of 89

42 SC-148 Min. 22 ga., Type B, Grade structural HYBRID HOT/COLD-APPLIED SYSTEMS: SC-149 SC-150 SC-151 SC-152 SC-153 SC-154 structural Min. 22 ga., Type B, Grade structural structural structural Min. 20 ga., type B, Grade 33 steel, min. 22 ga., type B, Grade 80 steel or min. Min. 20 ga., type B, Grade 33 steel, min. 22 ga., type B, Grade 80 steel or min. BLE 2C: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer One Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners Attach Base Ply Cap Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Dens Prime or SECUROCK Gypsum- 1 per SBS-CA-1 None SBS-CA ft 1 per 4 ft 2 BP-AA or (AccuTrac Flat Plates) BP- AA or 1 per 1.33 ft 2 BP-AA or BP- AA or 1 per 2 ft 2 BP-AA or BP- AA or 1 per 1.6 ft 2 BP-AA or BP- AA or 1 per 1.6 ft 2 BP-AA or BP- AA or 1 per 1.45 ft 2 BP-AA or BP- AA or SBS-CA-1 SBS-CA SBS-CA SBS-CA SBS-CA SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 34 of 89

43 SC-155 SC-156 Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural Min. 22 ga., Type B, Grade 33 steel or min. 2,500 psi structural BLE 2D: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1A: THERMAL BARRIER WITH VAPOR BARRIER, MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Min inch Dens Prime or min. 0.5-inch SECUROCK Gypsum-, loose-laid, covered with Leak Barrier, UnderRoof HT High Temperature, self-adhered Min inch Dens Prime or min. 0.5-inch SECUROCK Gypsum-, loose-laid, covered with Leak Barrier, UnderRoof HT High Temperature, self-adhered Top Insulation Layer Roof Cover (Note 15) MDP Type Fasten Attach Base Ply Cap Min. 1.5-inch EnergyGuard RH, loose laid, followed by min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 1.5-inch EnergyGuard RH, loose laid, followed by min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation 1 per 2 ft 2 or XT Mat Surfaced Leak Barrier SBS-CA 1 per 2 ft 2 SBS-CA or SBS-CA-1 None or SBS- CA-1 System SC-157 SC-158 Min. 22 ga., type B, Min. 22 ga., type B, BLE 2E: STEEL OR STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: BONDED AND MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Base Insulation Layer Min. 2.0-inch EnergyGuard RA, or, Loose-Laid Min. 2.0-inch EnergyGuard RA, or, Loose-Laid Top Insulation Layer Roof Cover (Note 15) MDP Type Adhesive & Fasteners Attach Base Ply Cap Min inch Dens Prime Min inch Dens Prime Adhesive: Fasteners: Drill-Tec XHD (steel only) or Drill-Tec #14 HD ( only) & Drill-Tec Plates Adhesive: Fasteners: Drill-Tec XHD (steel only) or Drill-Tec #14 HD ( only) & Drill-Tec Plates Adhesive: 12- Fasteners: 1 per 1.33 Adhesive: 12- Fasteners: 1 per 1.33 SBS- or or or or SBS- or APP- SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 35 of 89

44 CONVENTIONAL SYSTEMS: SC-159 SC-160 SC-161 SC-162 SC-163 SC-164 SC-165 SC-166 SC-167 structrual structrual structrual structrual structrual structrual structrual structrual structrual BLE 2F: STEEL OR STRUCTURAL CONCRETE DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D: INSULATED, MECHANICALLY ATCHED BASE SHEET, BONDED ROOF COVER Insulation Layer(s) One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination Optional BP-AA or vapor barrier over deck. One or more layers, any combination insulation. One or more layers, any combination One or more layers, any combination One or more layers, any combination Base or Anchor Sheet Roof Cover (Note 15) MDP Base Fasteners Attach Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5, Ruberiod Mop Plus Smooth 24- at min. 2-inch laps and 24- in two, equally spaced, staggered center rows 18- at min. 2-inch laps and 18- in two, equally spaced, staggered center rows 18- at min. 2-inch laps and 18- in three, equally spaced, staggered center rows 12- at min. 2-inch laps and 18- in three, equally spaced, staggered center rows 12- at min. 3.5-inch laps and 12- in three, equally spaced, staggered center rows 18- at min. 3.5-inch laps Ruberoid Mop Smooth at min. 3.5-inch laps Ruberoid Mop Smooth 1.5 Ruberoid Mop Smooth 1.5 Drill-Tec 2 in. Barbed Plates with Drill-Tec #12 (steel only) or #14 Drill-Tec Batten Bar with Drill- Tec #12 (steel only) or #14 Off-centered in the lap by 0.5-inch towards the sheet-edge and spaced 18- within the min. 4-inch wide, heat-welded laps 18- within min. 4-inch wide, heat-welded laps SBS- AA SBS- AA SBS- AA APP- SBS- SBS- AA SBS- SBS * -37.5* SBS- SBS- SBS- SBS- Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 36 of 89

45 SC-168 SC-169 SC-170 SC-171 SC-172 SC-173 SC-174 SC-175 SC-176 structrual structrual structrual 33 steel 33 steel structrual structrual structrual structrual BLE 2F: STEEL OR STRUCTURAL CONCRETE DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D: INSULATED, MECHANICALLY ATCHED BASE SHEET, BONDED ROOF COVER Insulation Layer(s) One or more layers, any combination Optional BP-AA or vapor barrier over deck. One or more layers, any combination insulation One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination Ruberoid HW Smooth Base or Anchor Sheet Roof Cover (Note 15) MDP Base Fasteners Attach Ply Cap Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5, Ruberiod Mop Plus Smooth Ruberoid Mop Smooth 1.5 Ruberoid Mop Smooth 1.5 Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet Drill-Tec 2 in. Barbed Plates with Drill-Tec #12 (steel only) or #14 Drill-Tec 2 in. Barbed Plates with Drill-Tec #12 (steel only) or #14 Drill-Tec 2-3/8 in. Barbed XHD Plates or Drill-Tec Eyehook AccuSeam Plates with Drill-Tec XHD Drill-Tec Batten Bar with Drill- Tec XHD GAFGLAS #80 Ultima Base Sheet GAFGLAS #75 Ruberoid Mop Smooth 1.5 (Drill-Tec 3 Standard Steel Plate; Drill-Tec ASAP 3S (steel) or Drill-Tec Heavy Duty ASAP Roofing Fastener Assembled with a 3 Metal Plate only) 12- within min. 4-inch wide, heat-welded laps 12- at min. 3.5-inch laps Off-centered in the lap by 0.5-inch towards the sheet-edge and spaced 12- within the min. 4-inch wide, heat-welded laps Off-centered in the lap by inch towards the sheet-edge and spaced 12- within the min. 5-inch wide, heat-welded laps 12- within min. 4-inch wide, heat-welded laps 6- at min. 3.5-inch laps and 12- in three, equally spaced, staggered center rows 6- at min. 3.5-inch laps and 12- in three, equally spaced, staggered center rows 6- at min. 3.5-inch laps and 12- in three, equally spaced, staggered center rows 18- at min inch laps and 18- in two, equally spaced, staggered center rows SBS- SBS- SBS- SBS- SBS- APP- APP- SBS- AA SBS- SBS SBS SBS SBS SBS Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 37 of 89

46 SC-177 SC-178 SC-179 SC-180 SELF-ADHERING BASE PLY: SC-181 SC-182 SC-183 COLD-APPLIED SYSTEMS: SC-184 SC-185 structrual structrual structrual structrual structrual structrual structrual structrual structrual BLE 2F: STEEL OR STRUCTURAL CONCRETE DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D: INSULATED, MECHANICALLY ATCHED BASE SHEET, BONDED ROOF COVER Insulation Layer(s) Optional BP-AA or vapor barrier over deck. One or more layers, any combination insulation One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination One or more layers, any combination Base or Anchor Sheet Roof Cover (Note 15) MDP Base Fasteners Attach Ply Cap Ruberoid Mop Smooth, Ruberoid Mop Smooth 1.5, Ruberiod Mop Plus Smooth GAFGLAS #80 Ultima Base Sheet Ruberoid Mop Smooth 1.5 GAFGLAS #75 Liberty SBS Mechanically Attached Base Sheet Liberty SBS Mechanically Attached Base Sheet Liberty SBS Self-Adhering Base/Ply Sheet Drill-Tec #14 Fasteners with Drill-Tec 2 3/8 in. Barbed XHD Plates or Drill-Tec Eyehook AccuSeam Plates (Drill-Tec 3 Standard Steel Plate; Drill-Tec ASAP 3S (steel) or Drill-Tec Heavy Duty ASAP Roofing Fastener Assembled with a 3 Metal Plate only) 6- at min. 3.5-inch laps 6- at min. 3.5-inch laps and 6- in three, equally spaced, staggered center rows 6- at min inch laps and 6- in three, equally spaced, staggered center rows 6- at min. 3.5-inch laps and 6- in three, equally spaced, staggered center rows 12- at min. 3.5-inch laps and 18- in two, equally spaced, staggered center rows 9- at min. 4-inch laps and 9- in two, equally spaced, staggered center rows 12- at min. 3.5-inch laps and 18- in one center row SBS- SBS- SBS SBS SBS- SBS Ruberoid HW Smooth SBS-SA, SBS- SA-T, SBS- or SBS-SA SBS-SA Ruberoid Mop Smooth at min. 3-inch laps None Ruberoid 20 Smooth 12- at min. 3-inch laps and 12- in two, equally spaced, staggered center rows None SBS SBS-SA, SBS- or -30.0* SBS-SA SBS-SA SBS-CA or SBS-CA-1 SBS-CA or SBS-CA * Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 38 of 89

47 SC-186 SC-187 SC-188 structrual structrual structrual BLE 2F: STEEL OR STRUCTURAL CONCRETE DECKS NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D: INSULATED, MECHANICALLY ATCHED BASE SHEET, BONDED ROOF COVER Insulation Layer(s) One or more layers, any combination One or more layers, any combination One or more layers, any combination Base or Anchor Sheet Roof Cover (Note 15) MDP Base Fasteners Attach Ply Cap GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet Ruberoid Mop Smooth 1.5 GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet 12- at min. 2-inch laps and 12- in three, equally spaced, staggered center rows 24- at min. 3-inch laps and 24- in two, equally spaced, staggered center rows 6- at min. 3.5-inch laps and 12- in three, equally spaced, staggered center rows None SBS-CA None SBS-CA at 2.0 gal/sq. SBS-CA or SBS-CA-1 SBS-CA at 2.0 gal/sq Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 39 of 89

48 CONVENTIONAL SYSTEMS WITH BASE INSULATION LAYER ONLY C-1. C-2. C-3. C-4. C-5. C-6. C-7. C-8. Primed structural Primed structural Primed structural Primed structural BLE 3A: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min. 0.5-inch EnergyGuard Perlite Recover Fiberboard Roof Insulation Min. 1.5-inch EnergyGuard Composite Fiberboard Roof Insulation One SBS- or One SBS- or One SBS- or One One SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Min inch Dens Prime SBS- One or more SBS- SBS Fiberboard Roof Insulation Min inch Dens Prime SELF-ADHERING BASE PLY WITH BASE INSULATION LAYER ONLY C-9. C-10. C-11. C-12. C-13. C-14. C-15. C-16. C-17. Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer Min. 1.5-inch Min. 1.5-inch Min. 1.5-inch Min. 1.5-inch EnergyGuard RA Min. 1.5-inch EnergyGuard RA Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer One SBS- or SBS- or SBS- One or more SBS- SBS Ruberoid SA Universal Base AA Ruberoid SA Universal Base None SBS-CA SA, SBS-SA, APP- SA, SA, Ruberoid SA Universal Base AA Ruberoid SA Universal Base None SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 40 of 89

49 C-18. C-19. C-20. C-21. C-22. C-23. C-24. C-25. C-26. C-27. C-28. C-29. C-30. C-31. C-32. C-33. BLE 3A: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min 0.5-inch Structodek High Density Fiberboard Roof Insulation EnergyGuard RH,, 6- SBS-SA SA SBS-SA SBS-SA SA SBS-SA Min inch Dens or SBS- or Min inch SECUROCK Gypsum- Min. 1-inch OB 500 or or or SBS- or or SBS- or Min inch Dens primed with ASTM D41 primer or SBS- or Min. 0.5-inch EnergyGuard Polyiso Insulation, Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min inch Dens Prime Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RA or primed with GAF SA Primer Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 1-inch EnergyGuard Polyiso Insulation or EnergyGuard RA primed with GAF SA Primer Min. 1-inch EnergyGuard Polyiso Insulation or EnergyGuard RA primed with GAF SA Primer Min inch SECUROCK Gypsum- Min inch Dens primed with ASTM D41 primer or or or SBS- or or SBS- or SBS LRF-M Ruberoid SA Universal Base AA LRF-M Ruberoid SA Universal Base None SBS-CA LRF-M or or SBS- or Ruberoid SA Universal Base AA Ruberoid SA Universal Base None SBS-CA or or SBS- or or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 41 of 89

50 C-34. C-35. C-36. C-37. C-38. C-39. C-40. Min. 0.5-inch EnergyGuard Polyiso Insulation, BLE 3A: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min. 1.5-inch Min. 1.5-inch Min. 1.5-inch EnergyGuard RA Min. 1.5-inch EnergyGuard RA Min inch Dens Prime VENTING SYSTEMS WITH BASE INSULATION LAYER ONLY C-41. Primed structural EnergyGuard RH, C-42. Primed structural EnergyGuard RH, C-43. C-44. C-45. C-46. C-47. Primed structural Primed structural Primed structural Primed structural Primed structural Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch Min. 1.5-inch Min. 1.5-inch Min. 1-inch COLD-APPLIED SYSTEMS WITH BASE INSULATION LAYER ONLY C-48. EnergyGuard RH or or or or SBS- or or SBS- or SA, SA, SBS One One SBS- or One One SBS- or One SBS-CA-1 None SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 42 of 89

51 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System CONVENTIONAL SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: C-49. C-50. C-51. C-52. C-53. C-54. C-55. C-56. C-57. C-58. C-59. Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or Min. 0.5-inch EnergyGuard Polyiso Insulation, or or Min. 0.5-inch EnergyGuard Polyiso Min inch Dens, Dens Prime or SECUROCK Gypsum- Min inch Dens Prime Fiberboard Roof Insulation, EnergyGuard Perlite Recover, min inch EnergyGuard Perlite Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min. 0.5-inch EnergyGuard Perlite Recover Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens or Dens Prime Min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum- Min. 1.5-inch EnergyGuard Composite Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 43 of 89 BP-AA BP-AA or SBS BP-AA or SBS- AA One or more SBS- or One or more SBS- or SBS- AA, SBS- or SBS- or SBS- or SBS- or SBS- SBS BP-AA or One or more SBS- or One or more SBS- One or more SBS- or SBS- SBS- or

52 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-60. C-61. C-62. C-63. C-64. C-65. C-66. C-67. C-68. C-69. C-70. C-71. Primed structural Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or Min. 1-inch EnergyGuard Polyiso Insulation, EnergyGuard RH Min. 2.0-inch EnergyGuard Polyiso or or or Min. 0.5-inch EnergyGuard Polyiso Insulation Min. 2.0-inch EnergyGuard RA, or Min. 2.0-inch EnergyGuard RA, or Fiberboard Roof Insulation Min inch Dens or Dens Prime Fiberboard Roof Insulation Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof, primed with Matrix 307 Premium Asphalt Primer Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- SBS- or BP-AA or One or more SBS- or One or more SBS- or One or more SBS- or SBS- AA, SBS- or SBS- or SBS- or SBS- or SBS- or SBS- SBS BP-AA or SBS- AA, SBS- or APP- SBS- or APP- Min inch Dens Prime SBS- SBS Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof SBS- or BP-AA or SBS- or One or more SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 44 of 89

53 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-72. Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap SELF-ADHERING BASE PLY WITH POLYISOCYANURATE BASE INSULATION LAYER C-73. C-74. C-75. C-76. C-77. C-78. C-79. C-80. C-81. C-82. Primed structural Primed structural or Min. 1.5-inch EnergyGuard RH Min. 1-inch Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min inch Dens or Dens Prime Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch SECUROCK Gypsum-Fiber Roof SBS- or XT Mat Surfaced Leak Barrier XT Mat Surfaced Leak Barrier or or Min inch Dens Min inch Dens Prime Min inch Dens Prime XT Mat Surfaced Leak Barrier XT Mat Surfaced Leak Barrier One or more SBS- or SBS- or SBS or APP- APP- APP- APP- SBS- or APP- APP- APP- APP- Min inch Dens Prime SBS-SA SA SBS-SA Min inch Dens ; surface shall be primed with ASTM D41 primer Min inch SECUROCK Gypsum-Fiber Roof (optional Matrix 307 Premium Asphalt Primer) or APP- APP- APP- APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 45 of 89

54 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-83. C-84. C-85. C-86. C-87. C-88. C-89. C-90. C-91. C-92. C-93. Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 0.5-inch EnergyGuard Polyiso Insulation, or Min. 1.5-inch EnergyGuard RH Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation LRF-M Additional layer(s) base insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof ; surface shall be primed with ASTM D41 primer Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation LRF-M, M- OSFA LRF-M Min inch Dens Prime LRF-M LRF-M LRF-M Min inch SECUROCK Gypsum-Fiber Roof (optional Matrix 307 Premium Asphalt Primer) Additional layer(s) base insulation Min inch Dens Prime Additional layer(s) base insulation Min inch SECUROCK Gypsum-Fiber Roof (optional Matrix 307 Premium Asphalt Primer) LRF-M LRF-M or XT Mat Surfaced Leak Barrier SBS-SA SBS-SA or XT Mat Surfaced Leak Barrier or or APP- APP- APP- APP- or APP- APP- APP- APP- APP- APP- APP- SBS- or APP- APP- APP SBS-SA SA SBS-SA or APP- APP- APP- APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 46 of 89

55 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-94. C-95. C-96. Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 0.5-inch EnergyGuard Polyiso Insulation Min. 2.0-inch EnergyGuard RA, or VENTING SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: C-97. C-98. C-99. C-100. C-101. C-102. C-103. C-104. C-105. C-106. Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural Primed structural or or or or Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch Min. 1.5-inch or Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Fiberboard Roof Insulation Fiberboard Roof Insulation EnergyGuard RA, EnergyGuard RH, EnergyGuard RA, EnergyGuard RH, EnergyGuard Polyiso Insulation, Min inch Dens or Dens Prime XT Mat Surfaced Leak Barrier XT Mat Surfaced Leak Barrier XT Mat Surfaced Leak Barrier or or or One or more One One or more One One or more One SBS- AA One or more One One or more SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 47 of 89

56 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-107. C-108. C-109. C-110. C-111. C-112. C-113. C-114. C-115. C-116. C-117. C-118. Primed structural Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or or or Min inch Dens or Dens Prime Fiberboard Roof Insulation Fiberboard Roof Insulation Min. 1.5-inch Min. 1.5-inch or or or or Min inch Dens or Dens Prime Min inch Dens or Dens Prime EnergyGuard RA, EnergyGuard RH, EnergyGuard RA, EnergyGuard RH, Fiberboard Roof Insulation Fiberboard Roof Insulation EnergyGuard RA, EnergyGuard RH, One One or more One One or more One One or more One One or more One One or more One One or more SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 48 of 89

57 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-119. C-120. C-121. C-122. C-123. C-124. C-125. Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 1.5-inch Min. 1.5-inch Insulation Insulation or or COLD-APPLIED SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: C-126. C-127. C-128. C-129. C-130. C-131. Insulation, EnergyGuard RH, LRF-M, M-OSFA EnergyGuard RA, EnergyGuard RH, Min inch Dens Prime Min inch Dens Prime Min inch Dens or Dens Prime Min inch Dens or Dens Prime Fiberboard Roof Insulation Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 49 of 89 One One or more One One or more One One or more One SBS- or SBS- or SBS- or SBS- or SBS-CA None SBS-CA -45.0, LRF-M, M- OSFA SBS-CA or SBS-CA- 1 None SBS-CA or SBS-CA-1 Min inch Dens Prime SBS-CA-1 None SBS-CA Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA

58 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System HYBRID COLD/HOT-APPLIED SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: C-132. C-133. C-134. C-135. C-136. Primed structural Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 0.5-inch EnergyGuard Polyiso Insulation CONVENTIONAL SYSTEMS WITH POLYSTYRENE BASE INSULATION LAYER: C-137. C-138. C-139. C-140. C-141. C-142. C-143. C-144. Min. 1.0-inch Foamular 250 or 2.0-inch STYROFOAM mate Plus FA Min. 1.0-inch Foamular 250 Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene SELF-ADHERING BASE PLY WITH POLYSTYRENE BASE INSULATION LAYER: Min inch EnergyGuard Perlite Roof Insulation (homogeneous), min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover, min inch Dens Prime or SECUROCK Gypsum- BP-AA or Min inch Dens Prime BP-AA or Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens or Dens Prime Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- BP-AA or BP-AA or BP-AA or SBS- or SBS- or SBS- or SBS- or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or APP- SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS- AA, SBS- or SBS-CA SBS-CA SBS-CA SBS-CA SBS-CA APP- SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 50 of 89

59 BLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP INSULATION LAYERS) SEE NOTE 16 FOR VAPOR BARRIER OPTIONS System C-145. C-146. C-147. C-148. C-149. C-150. Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 1.0-inch Foamular 250 Min inch Dens Prime SBS-SA SA SBS-SA Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof primed with D41 primer Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof primed with D41 primer Min inch SECUROCK Gypsum-Fiber Roof primed with D41 primer SBS-SA SA SBS-SA SBS-SA SA SBS-SA SBS-SA SA SBS-SA SBS-SA SA SBS-SA SBS-SA SA SBS-SA System CONVENTIONAL SYSTEMS: BLE 3C: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE F: NON-INSULATED, BONDED ROOF COVER Primer Roof Cover (Note 15) Base Ply Cap C-151. ASTM D C-152. ASTM D C-153. ASTM D41 SBS- SBS SELF-ADHERING BASE PLY: C-154. ASTM D41 SBS-SA SA SBS-SA C-155. ASTM D41 or SBS- or VENTING SYSTEMS: C-156. Matrix 307 Premium Asphalt Primer COLD-APPLIED SYSTEMS: C-157. Structrual ASTM D41 or Matrix 307 Premium Asphalt Primer BP-CA, SBS-CA CA SBS-CA MDP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 51 of 89

60 CONVENTIONAL SYSTEMS: LWC-1. LWC-2. LWC-3. LWC-4. LWC-5. LWC-6. LWC-7. LWC-8. LWC-9. LWC-10. LWC (Note 13) Mearlcrete (min. 300 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Elastizell (min. 200 psi) Min. 200 psi Mearlcrete LWIC BLE 4A: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Insulation Layer Coverboard Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 0.5-inch Structodek TD None N/A Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 2.0-inch, min. 1.0 pcf, ASTM C578 expanded polystyrene Min. 1.0-inch Foamular 250 Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens or Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP- SBS- or One or more SBS- AA, SBS- or APP- One or more SBS- AA, SBS- or APP- SBS- or SBS- or One or more SBS- AA, SBS- or APP- One or more SBS- AA, SBS- or APP- One or more SBS- AA, SBS- or APP- One or more SBS- AA, SBS- or APP- One or more SBS- AA, SBS- or APP- SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 52 of 89

61 LWC-11. LWC-12. LWC-13. LWC-14. LWC-15. LWC-16. LWC-17. LWC-18. LWC-19. SELF-ADHERING BASE PLY: LWC-20. LWC (Note 13) Mearlcrete (min. 200 psi) Elastizell, Celcore or Mearlcrete (min. 200 psi) Elastizell, Celcore or Mearlcrete (min. 200 psi) Elastizell, Celcore or Mearlcrete (min. 200 psi) Elastizell, Celcore or Mearlcrete (min. 200 psi) Celcore (min. 200 psi) Celcore (min. 200 psi) Mearlcrete (min. 200 psi) Mearlcrete (min. 200 psi) Mearlcrete (min. 300 psi) BLE 4A: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Insulation Layer Coverboard Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, or EnergyGuard Ultra Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 1.5 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min. 1.5-inch, min. 2.0 pcf ASTM C578 expanded polystyrene Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP- One or more SBS- AA, SBS- or APP- SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Min. 0.5-inch Structodek TD None N/A SBS-SA SA SBS-SA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 53 of 89

62 CONVENTIONAL SYSTEMS: LWC-21. LWC-22. Min. 22 ga. type B, Grade 33 vented steel; 5-ft spans or min. 2,500 psi structural Min. 22 ga. type B, Grade 33 vented steel; 5-ft spans or min. 2,500 psi structural VENTING SYSTEMS: LWC-23. Min. 22 ga. type B, Grade 33 vented steel; 5-ft spans or min. 2,500 psi structural LWC (Note 13) Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat BLE 4B: LIGHTWEIGHT INSULATING CONCRETE DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet Drill-Tec Base Sheet Fastener (1.7 in.) Drill-Tec Base Sheet Fastener (1.7 in.) Drill-Tec Base Sheet Fastener (1.7 in.) 7- at the 3-inch lap and 7- in two equally spaced, staggered center rows 7- at the 3-inch lap and 7- in two equally spaced, staggered center rows 7- at the 3-inch lap and 7- in two equally spaced, staggered center rows Min. 1.5-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min. 1.5-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min. 1.5-inch EnergyGuard Polyiso Insulation, Polyiso Insulation or EnergyGuard RH Polyiso Min inch EnergyGuard Perlite Roof Insulation (homogeneous), Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or EnergyGuard Perlite Recover Min inch Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof * Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 54 of 89

63 CONVENTIONAL SYSTEMS: LWC-24. LWC-25. LWC-26. LWC-27. LWC-28. LWC-29. LWC-30. Min. 22 ga. type BV, Grade 33 steel; 6 ft spans or min. Min. 22 ga. type BV, Grade 33 steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 steel; 6-6 spans or min. Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans or min. BLE 4C: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER LWC (Note 13) Min 200 psi new or existing cellular LWC Min 200 psi new or existing cellular LWC Mearlcrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete or Elastizell Range II (min. 200 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Min psi Approved cellular LWC with min. 1 pcf EPS board and min. 2-inch thick top coat Mearlcrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Mearlcrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Roof Cover (Note 15) MDP Membrane Faster Attachment Ply Cap Ruberoid Mop Smooth Ruberoid HW Smooth Ruberoid Mop Plus Granule (granules down) GAFGLAS Stratavent Nailable Venting Base Sheet Ruberoid Mop Smooth GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet Drill-Tec XHD Fasteners with Drill-Tec Eyehook AccuSeam Plates, Drill-Tec 2-3/8 in. Barbed XHD Plates, Dekfast Galvalume Steel Round 2-3/8 20-Ga. Barbed Plates or Trufast 2.4 Barbed Metal Seam Plates (MCRF > 345 lbf) Drill-Tec XHD Fasteners with Drill-Tec 2-3/8 in. Barbed XHD Plates or Trufast 2.4 Barbed Metal Seam Plates (MCRF > 345 lbf) Drill-Tec Locking Impact Nail Drill-Tec Base Sheet Fastener (1.7 in.) or Drill-Tec Base Sheet Fastener E (1.7 in.) #14 HD Drill-Tec fasteners and 2 Drill- Tec Double-Barbed Round Steel Plates Drill-Tec Base Sheet Fastener (1.2 in.) Drill-Tec Base Sheet Fastener (1.7 in.) or Drill-Tec Base Sheet Fastener E (1.7 in.) Fasten through LWC to structural deck 18- within 5-inch wide, torched or heat-welded side laps Fasten through LWC to structural deck 18- within 5-inch wide, torched or heat-welded side laps 6- at min. 4-inch side laps and 9- in two, equally spaced staggered center rows. 9- at min. 2-inch laps and 18- in two (2), equally spaced, staggered center rows Fasten through LWC to structural deck 6- within 4-inch heat welded side laps 7.5- at min. 4-inch laps and 12- in three, equally spaced, staggered center rows 7- at min. 4-inch laps and 7- in two (2), equally spaced, staggered center rows SBS- SBS- SBS- AA, SBS- or SBS SBS SBS- or SBS- SBS SBS- SBS- AA, SBS- or SBS- AA, SBS- or SBS SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 55 of 89

64 LWC-31. LWC-32. LWC-33. LWC-34. LWC-35. LWC-36. LWC-37. Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans or min. Min. 22 ga. type BV, Grade 33 steel; 6 ft spans, or min. Min. 22 ga. type BV, Grade 33 steel; 6 ft spans or min. Min. 22 ga. type BV, Grade 33 steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 steel; 6 ft spans or min. Min. 22 ga. type B, Grade 33 vented steel; 5-ft spans or min. BLE 4C: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER LWC (Note 13) Mearlcrete (min. 300 psi) with optional min. 1 pcf Corrugated EPS Holey and min. 2-inch thick top coat Mearlcrete (min. 742 psi) min. 2- inch thick top coat Min. 340 psi, min. 2-inch thick preexistent cellular lightweight insulating ; Note: To qualify the preexistent LWIC under this assembly, the selected fastener shall achieve an average withdrawal of 60 lbf or greater when tested per ANSI/SPRI FX-1 or S105. Min 200 psi new or existing cellular LWC Min 200 psi new or existing cellular LWC Min psi Approved cellular LWC with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 200 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Roof Cover (Note 15) MDP Membrane Faster Attachment Ply Cap GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS FlexPly 6 GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth Ruberoid Mop Smooth Ruberoid HW Smooth GAFGLAS FlexPly 6 Ruberoid Mop Granule, Tri- Ply SBS Granule Cap Sheet (granules down) Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.2) Drill-Tec Base Sheet Fastener (1.7 in.) or Drill- Tec Base Sheet Fastener E (1.7 in.), Drill-Tec Locking Impact Nail, Drill- Tec DL 1.7 Base Sheet Fastener Drill-Tec XHD Fasteners with Drill-Tec Eyehook AccuSeam Plates, Drill-Tec 2-3/8 in. Barbed XHD Plates, Dekfast Galvalume Steel Round 2-3/8 20-Ga. Barbed Plates or Trufast 2.4 Barbed Metal Seam Plates (MCRF > 345 lbf) Drill-Tec XHD Fasteners with Drill-Tec 2-3/8 in. Barbed XHD Plates or Trufast 2.4 Barbed Metal Seam Plates (MCRF > 345 lbf) Drill-Tec Locking Impact Nail 7- at min. 4-inch laps and 7- in two, equally spaced, staggered center rows 7- at min. 4-inch side laps and 7- in two, equally spaced staggered center rows. 7- at min. 4-inch side laps and 7- in two (2), equally spaced staggered center rows. Fasten through LWC to structural deck 12- within 5-inch wide, torched or heat-welded side laps Fasten through LWC to structural deck 12- within 5-inch wide, torched or heat-welded side laps Fasten through LWC to structural deck 12- at 4-inch side laps and 12-inch o.c. in two, equally spaced staggered center rows. 7- at min. 4-inch side laps and 7- in two, equally spaced staggered center rows. SBS- SBS SBS- AA SBS- SBS- SBS- SBS- AA BP-AA or (polyester reinforced, D6164 only) SBS SBS SBS- SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 56 of 89

65 LWC-38. LWC-39. LWC-40. LWC-41. LWC-42. Min. 22 ga. type B, Grade 33 vented steel; 5-ft spans or min. Min. 22 ga., type BV, Grade 40 steel at max. 6 ft spans Min. 22 ga., type BV, Grade 40 steel at max. 6 ft spans Min. 22 ga. type B, Grade 33 steel; 5-ft spans or min. Min. 22 ga. type B, Grade 33 steel; 6-ft spans or min. SELF-ADHERING BASE PLY: Min. 22 ga. type B, Grade 33 vented steel; 6 ft spans LWC-43. or min. HYBRID HOT/COLD-APPLIED SYSTEMS: BLE 4C: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER LWC (Note 13) Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Re-Roof Only: Min. 210 psi, min. 2-inch thick pre-existent cellular lightweight insulating ; Note: To qualify the pre-existent LWIC under this assembly, the selected fastener shall achieve an average withdrawal of 95 lbf or greater when tested per ANSI/SPRI FX-1 or S105. Re-Roof Only: Min. 210 psi, min. 2-inch thick pre-existent cellular lightweight insulating ; Note: To qualify the pre-existent LWIC under this assembly, the selected fastener shall achieve an average withdrawal of 95 lbf or greater when tested per ANSI/SPRI FX-1 or S105. Min 250 psi Approved cellular LWC with optional min. 1 pcf EPS board and min. 2-inch thick top coat Mearlcrete (min. 300 psi) with no EPS board. Note: To qualify the Mearlcrete under this assembly, a Drill-Tec Base Sheet Fastener (1.2 in.) shall achieve an average withdrawal of 146 lbf or greater when tested per S105 or ANSI/SPRI FX-1 Mearlcrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Roof Cover (Note 15) MDP Membrane Faster Attachment Ply Cap GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet Ruberoid 20 Smooth GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet Ruberoid HW Granule (granules down) GAFGLAS FlexPly 6 StormSafe Anchor Sheet Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.7 in.) or Drill- Tec Base Sheet Fastener E (1.7 in.), Drill-Tec Locking Impact Nail Drill-Tec Base Sheet Fastener (1.7 in.), Drill- Tec Locking Impact Nail Drill-Tec Base Sheet Fastener (1.2 in.) Drill-Tec Base Sheet Fastener (1.2 in.) 7- at min. 3-inch side laps and 7- in two, equally spaced staggered center rows. 7- at min. 4-inch laps and 7- in two, equally spaced, staggered center rows 7- at min. 4-inch laps and 7- in two, equally spaced, staggered center rows Fasten through LWC to structural deck 12- at 4-inch side laps and 12-inch o.c. in two, equally spaced staggered center rows. 7- at min. 4-inch laps and 7- in two, equally spaced, staggered center rows 7.5- at min. 4-inch laps and 12- in three, equally spaced, staggered center rows Two plies BP-AA or Ruberoid HW 25 Smooth or Ruberoid HW Smooth, torch applied Ruberoid HW 25 Smooth or Ruberoid HW Smooth, torch applied SBS- SBS- AA SBS-SA SBS- (polyester, D6164 only) (polyester, D6164 only) SBS-SA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 57 of 89

66 LWC-44. LWC-45. LWC-46. LWC-47. LWC steel; 6 ft spans or min. 33 steel; 6 ft spans or min. 33 steel; 6 ft spans or min. 33 steel; 6 ft spans or min. 33 steel; 5 ft spans or min. BLE 4C: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER LWC (Note 13) Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat Celcore Cellular Concrete (min. 300 psi) with min. 1 pcf EPS board and min. 2-inch thick top coat SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Base Roof Cover (Note 15) MDP Membrane Faster Attachment Ply Cap GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.7) Drill-Tec Base Sheet Fastener (1.7) 12- at min. 2-inch side laps and 12- at three equally spaced staggered center rows. 9- at min. 2-inch side laps and 9- at two equally spaced staggered center rows at min. 2-inch side laps and 7.5- at one center row. 9- at min. 3-inch side laps and 18- at two equally spaced staggered center rows. 7- at min. 3-inch side laps and 7- at two equally spaced staggered center rows. BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or SBS-CA SBS-CA SBS-CA SBS-CA SBS-CA System BLE 4D: LIGHTWEIGHT INSULATING CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE F: NON-INSULATED, BONDED ROOF COVER LWC (Note 13) SEE NOTE 17 FOR VAPOR BARRIER OPTIONS Primer Roof Cover (Note 15) Base Ply Cap LWC-49. Min psi Celcore LWIC ASTM D41 SBS-SA None SBS LWC-50. Min psi Celcore LWIC TOPCOAT PRECOTE SBS-SA None SBS LWC-51. Min psi Elastizell LWIC ASTM D41 SBS-SA None SBS-SA MDP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 58 of 89

67 CONVENTIONAL SYSTEMS: CWF-1. CWF-2. CWF-3. CWF-4. Tectum Tectum Tectum Tectum SELF-ADHERING BASE PLY: CWF-5. CWF-6. Tectum Tectum BLE 5A: CEMENTITIOUS WOOD FIBER DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch Dens, Dens Prime or SECUROCK Gypsum- Min inch Dens, Dens Prime or SECUROCK Gypsum- Min inch Dens, Dens Prime or SECUROCK Gypsum- SBS- or SBS- or or XT Mat Surfaced or XT Mat Surfaced One or more SBS- or One or more SBS- or One or more SBS- or One or more SBS- or or APP- or APP- SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 59 of 89

68 CONVENTIONAL SYSTEMS: CWF-7. CWF-8. Tectum Tectum SELF-ADHERING BASE PLY: CWF-9. Tectum BLE 5B: CEMENTITIOUS WOOD FIBER DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) MDP Type Fasteners Attach Type Attach Type Attach Base Ply Cap GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth GAFGLAS #75 Base Sheet, Tri- Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth Min. 1.8-inch Drill-Tec Locking Impact Nail Min. 1.8-inch Drill-Tec Locking Impact Nail Min. 1.8-inch Drill-Tec Locking Impact Nail 9- at the 3- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows 9- at the 3- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows 9- at the 3- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Min. 1-inch EnergyGuard Min. 1-inch EnergyGuard Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Weather Watch XT Mat Surfaced Leak Barrier SBS- AA, SBS- AA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 60 of 89

69 CONVENTIONAL SYSTEMS: CWF-10. CWF-11. Tectum Tectum CWF-12. Tectum Ruberoid 20 Smooth CWF-13. Tectum Ruberoid HW 25 Smooth CWF-14. Tectum CWF-15. Tectum Ruberoid HW 25 Smooth HYBRID HOT/COLD-APPLIED SYSTEMS: CWF-16. Tectum BLE 5C: CEMENTITIOUS WOOD FIBER DECKS NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER Base Sheet Roof Cover (Note 15) MDP Type Faster Attachment Ply Cap GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet, GAFGLAS FlexPly 6, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet, GAFGLAS FlexPly 6, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet or Ruberoid 20 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet Drill-Tec LD Fasteners and Drill-Tec LD Plates Min. 1.8-inch Drill-Tec Locking Impact Nail Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec LD Fasteners and Drill-Tec LD Plates Min. 1.8-inch Drill-Tec Locking Impact Nail 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at the 3-inch lap and 18- in two, equally spaced, staggered center rows 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 7- at the 4-inch lap and 7- in two, equally spaced, staggered center rows 7- at the 4-inch lap and 7- in two, equally spaced, staggered center rows 9- at the 2-inch lap and 9- at two, equally spaced, staggered center rows BP- AA, or SBS- BP- AA, or SBS- BP- AA, or SBS- or SBS- SBS- or or SBS SBS or SBS SBS BP-AA or SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 61 of 89

70 G-1. G-2. G-3. G-4. (Notes 1 & 12) Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank BLE 6A: GYPSUM DECKS REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 1-inch EnergyGuard RH Min. 1-inch EnergyGuard RN Min. 1-inch EnergyGuard RN Min. 1-inch EnergyGuard RH Additional layer(s) of base insulation Min inch SECUROCK Gypsum-Fiber Roof Additional layer(s) of base insulation Min inch Dens Prime or SECUROCK Gypsum- SBS-SA None SBS-SA or or SBS-,, SBS System CONVENTIONAL SYSTEMS: G-5. G-6. Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank VENTING SYSTEMS: G-7. Existing sound gypsum or gypsum plank Type GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, #80 Ultima Base Sheet, Stratavent Nailable Venting Base Sheet, Ruberoid 20 Smooth, Mop Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet BLE 6B: GYPSUM DECKS REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) Fasteners (Note 11) Min. 1.8-inch Drill-Tec Locking Impact Nail Min. 1.8-inch Drill-Tec Locking Impact Nail Min. 1.8-inch Drill-Tec Locking Impact Nail or Drill-Tec Base Sheet Fastener (1.2 in) Attach Type Attach Type Attach Base Ply Cap 9- at the 3- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows 9- at the 3- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows 9- at the 2- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows Min. 1-inch EnergyGuard Min. 1-inch EnergyGuard Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 62 of 89 Min inch Dens, Dens Prime or SECUROCK Gypsum- Min. 0.5-inch Structodek High Density Fiberboard Roof Insulation or min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min. 0.5-inch EnergyGuard Perlite Recover or min inch EnergyGuard Perlite Roof Insulation (homogeneous) BP-AA or or SBS- MDP

71 G-8. Existing sound gypsum or gypsum plank Type GAFGLAS Stratavent Nailable Venting Base Sheet BLE 6B: GYPSUM DECKS REROOF (TEAR-OFF) SYSTEM TYPE A-2: MECHANICALLY ATCHED ANCHOR SHEET, BONDED INSULATION, BONDED ROOF COVER Anchor Sheet Base Insulation Top Insulation Roof Cover (Note 15) Fasteners (Note 11) Min. 1.8-inch Drill-Tec Locking Impact Nail Attach Type Attach Type Attach Base Ply Cap 9- at the 2- inch lap and 18-inch o.c. in two, equally spaced, staggered center rows Min. 1.5-inch EnergyGuard RA, EnergyGuard RH, None N/A Two plies MDP System G-9. Existing sound gypsum or gypsum plank Base Insulation Layer One or more layers, any combination, loose laid BLE 6C: GYPSUM DECKS - REROOF (TEAR-OFF) SYSTEM TYPE C: MECHANICALLY ATCHED INSULATION, BONDED ROOF COVER Top Insulation Layer Roof Cover (Note 15) MDP Type Fasteners (Note 11) Attach Base Ply Cap Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Drill-Tec Polymer Gyptec Fastener with Drill-Tec Gyptec Plate 1 per 1.3 BP-AA or BP- AA, or SBS- or SBS * Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 63 of 89

72 CONVENTIONAL SYSTEMS: G-10. G-11. G-12. G-13. G-14. G-15. G-16. G-17. G-18. Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank HYBRID HOT/COLD-APPLIED SYSTEMS: G-19. G-20. Existing sound gypsum or gypsum plank Existing sound gypsum or gypsum plank BLE 6D: GYPSUM DECKS - REROOF (TEAR-OFF) SYSTEM TYPE E: NON-INSULATED, MECHANICALY ATCHED BASE SHEET, BONDED ROOF COVER Base Sheet Roof Cover (Note 15) MDP Type Fastener (Note 11) Attachment Ply Cap GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet, GAFGLAS FlexPly 6, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet Ruberoid 20 Smooth Ruberoid HW 25 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet or GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS Ply 4, Tri-Ply Ply 4 Ply Sheet, GAFGLAS FlexPly 6, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet or Ruberoid 20 Smooth Ruberoid HW 25 Smooth GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet GAFGLAS #75 Base Sheet, Tri-Ply #75 Base Sheet, GAFGLAS #80 Ultima Base Sheet, GAFGLAS Stratavent Nailable Venting Base Sheet Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec Locking Impact Nail Drill-Tec Base Sheet Fastener (1.2 in.) Drill-Tec Base Sheet Fastener (1.2 in.) Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec Base Sheet Fastener (1.2 in.) Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec LD Fasteners and Drill-Tec LD Plates Drill-Tec Locking Impact Nail Drill-Tec Locking Impact Nail 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at min. 2-inch laps and 18- in two, equally spaced, staggered center rows 9- at min. 2-inch laps and 18- in two, equally spaced, staggered center rows 9- at min. 2-inch laps and 12- in two, equally spaced, staggered center rows 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at the 4-inch lap and 12- in two, equally spaced, staggered center rows 9- at min. 2-inch laps and 9- in three, equally spaced, staggered center rows 7- at the 4-inch lap and 7- in two, equally spaced, staggered center rows 7- at the 4-inch lap and 7- in two, equally spaced, staggered center rows 9- at min. 2-inch laps and 18- at two, equally spaced, staggered center rows 7.5- at min. 2-inch laps and 7.5- at one center rows BP- AA, or SBS- or SBS- SBS- or SBS- SBS- BP- AA, SBS- or BP- AA, or SBS- BP- AA, SBS- or BP- AA, or SBS- SBS- or or SBS * SBS SBS- or or SBS * SBS BP-AA or SBS-CA-1 BP-AA or SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 64 of 89

73 Substrate (Notes 1 & 11) CONVENTIONAL SYSTEMS WITH BASE INSULATION LAYER ONLY R-1. R-2. R-3. Existing ic roof cover Existing ic roof cover Existing ic roof cover BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min. 0.5-inch EnergyGuard Perlite Recover Fiberboard Roof Insulation R-4. Existing ic roof cover Min. 1.5-inch EnergyGuard Composite R-5. R-6. R-7. R-8. Existing granule surface cap sheet brushed/spudded and vacuumed brushed/spudded and vacuumed Existing ic roof cover Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation One SBS- or One SBS- or One SBS- or One SBS- or SBS- or SBS- or SBS- or One SBS- or SBS- or One SBS- or SBS- or R-9. Existing ic roof cover Min inch Dens Prime SBS- One or more SBS- SBS R-10. R-11. R-12. R-13. R-14. R-15. R-16. R-17. R-18. brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Existing granule surface cap sheet brushed/spudded and vacuumed brushed/spudded and vacuumed Existing ic roof cover brushed/spudded and vacuumed Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Fiberboard Roof Insulation Fiberboard Roof Insulation Fiberboard Roof Insulation, 6-, 6-, 4-, 4-, 6-, 6-, 4- One SBS- or SBS- or One SBS- or SBS- or One SBS- or One SBS- or One SBS- or One SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 65 of 89

74 R-19. R-20. R-21. R-22. R-23. Substrate (Notes 1 & 11) brushed/spudded and vacuumed brushed/spudded and vacuumed Existing ic roof cover brushed/spudded and vacuumed brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime , , 4-, SBS- SBS R-24. Existing ic roof cover Min inch Dens Prime SBS- SBS SELF-ADHERING BASE PLY WITH BASE INSULATION LAYER ONLY R-25. Existing ic roof cover Min. 1.5-inch R-26. Existing ic roof cover Min. 1.5-inch R-27. Existing ic roof cover Min. 1.5-inch XT Mat Surfaced R-28. Existing ic roof cover Min. 1.5-inch EnergyGuard RA R-29. Existing ic roof cover Min. 1.5-inch EnergyGuard RA R-30. R-31. R-32. R-33. R-34. R-35. Existing granule surface cap sheet Existing smooth surfaced BUR / APP modified bitumen or granule surface roof cover over structural deck Existing ic roof cover or gravelsurfaced BUR, brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min 0.5-inch Structodek High Density Fiberboard Roof Insulation EnergyGuard RH, Min inch Dens primed with ASTM D41 primer Min. 1.5-inch, Min. 0.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra or Min inch SECUROCK Gypsum-, 6- XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced SA, SA, SBS-SA, Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 66 of SA, or SBS- or APP SBS-SA SA SBS-SA SBS-SA SA SBS-SA or or XT Mat Surfaced or SBS- or APP- SBS- or APP

75 R-36. R-37. Substrate (Notes 1 & 11) brushed/spudded and vacuumed Existing ic roof cover BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Min inch Dens Prime Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap EnergyGuard RH, XT Mat Surfaced SBS SBS-SA SA SBS-SA R-38. Existing ic roof cover Min inch Dens or R-39. R-40. R-41. Existing ic roof cover Existing ic roof cover Existing ic roof cover Min inch Dens primed with ASTM D41 primer Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof primed with ASTM D41 primer or R-42. Existing ic roof cover Min inch Dens Prime R-43. R-44. R-45. R-46. R-47. R-48. R-49. R-50. brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed EnergyGuard RH, Min inch Dens Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens primed with ASTM D41 primer Min inch Dens Prime Min. 1.5-inch, Min. 0.5-inch EnergyGuard Polyiso Insulation, EnergyGuard Ultra or Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min. 1.5-inch Min inch Dens primed with ASTM D41 primer or XT Mat Surfaced or or, 6-, 6-, 6-, 6-, 6-, 6-, 4-, 4- XT Mat Surfaced SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP SBS SBS-SA SA SBS-SA or XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or or or SBS- or APP- SBS- or APP- SBS- or APP SBS or or or SBS- or APP- SBS- or APP- SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 67 of 89

76 R-51. R-52. R-53. R-54. R-55. R-56. R-57. R-58. R-59. R-60. R-61. R-62. R-63. R-64. Substrate (Notes 1 & 11) brushed/spudded and vacuumed brushed/spudded and vacuumed Existing smooth- or granule-surface BUR or modified bitumen over deck Existing granule surface cap sheet Existing smooth-surface BUR over deck Existing smooth surfaced BUR or granule surface roof cover brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Existing granule-surface BUR or modified bitumen or smooth-surface SBS modified bitumen over deck brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Insulation, or Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min inch Dens Prime Min. 0.5-inch EnergyGuard Polyiso Insulation, Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch EnergyGuard RA or EnergyGuard RN Min inch Dens primed with ASTM D41 primer Insulation, or Min inch SECUROCK Gypsum- Min. 1.5-inch EnergyGuard RA or EnergyGuard RN, 4-, 4-, 6- LRF-M, M- OSFA LRF-M, M- OSFA LRF-M LRF-M, 6- LRF-M, 4- LRF-M, M- OSFA or XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced or SBS- or APP SBS or or or or SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP SA, or or XT Mat Surfaced XT Mat Surfaced or SBS- or APP- SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 68 of 89

77 R-65. R-66. R-67. Substrate (Notes 1 & 11) brushed/spudded and vacuumed Existing ic roof cover Existing ic roof cover BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Min inch Dens Prime Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof primed with ASTM D41 primer R-68. Existing ic roof cover Min inch Dens Prime R-69. R-70. R-71. R-72. R-73. R-74. R-75. R-76. R-77. R-78. R-79. brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Existing smooth- or granule-surface BUR or modified bitumen over deck Existing granule surface cap sheet brushed/spudded and vacuumed brushed/spudded and vacuumed Min inch SECUROCK Gypsum-Fiber Roof Min. 1.5-inch EnergyGuard RA or EnergyGuard RN Min inch Dens primed with ASTM D41 primer Insulation, or Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min. 1.5-inch EnergyGuard RA or EnergyGuard RN Min inch Dens Prime Min inch Dens primed with ASTM D41 primer Min. 0.5-inch EnergyGuard Polyiso Insulation, Min inch Dens Prime SECUROCK Gypsum- Insulation, or Min inch SECUROCK Gypsum- primed with ASTM D41 primer Min. 1.5-inch EnergyGuard RA or EnergyGuard RN XT Mat Surfaced or XT Mat Surfaced SBS or or, 6-, 6-, 6-, 6-, 6-, 6-, 4-, 4-, 4- XT Mat Surfaced or XT Mat Surfaced or XT Mat Surfaced XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced XT Mat Surfaced or XT Mat Surfaced SBS- or APP- SBS- or APP SBS or SA, or or SBS- or APP SBS- or APP- SBS- or APP SBS or SBS- or APP or SA, SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 69 of 89

78 R-80. R-81. Substrate (Notes 1 & 11) brushed/spudded and vacuumed brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard RA or EnergyGuard RN Min inch Dens Prime, 4-, 4- XT Mat Surfaced XT Mat Surfaced R-82. Existing ic roof cover Min. 1.5-inch R-83. Existing ic roof cover Min. 1.5-inch XT Mat Surfaced R-84. Existing ic roof cover Min. 1.5-inch EnergyGuard RA R-85. Existing ic roof cover Min. 1.5-inch EnergyGuard RA R-86. Existing ic roof cover Min inch Dens Prime VENTING SYSTEMS WITH BASE INSULATION LAYER ONLY R-87. R-88. R-89. Existing ic roof cover Existing ic roof cover Existing smooth- or granule-surface BUR, granule-surface modified bitumen or smooth-surface SBS modified bitumen over deck EnergyGuard RH, EnergyGuard RH, Min. 0.5-inch EnergyGuard Polyiso Insulation, XT Mat Surfaced XT Mat Surfaced SBS SA, SA, SBS One One R-90. Existing ic roof cover Min. 1.5-inch One One R-91. Existing ic roof cover Min. 1.5-inch One R-92. R-93. R-94. R-95. R-96. brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Existing smooth- or granule-surface BUR or modified bitumen over deck Existing smooth-surface BUR over deck Insulation, Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation,, 6-, 4- LRF-M, M- OSFA One One One One One SBS- or APP SBS- or APP Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 70 of 89

79 R-97. R-98. R-99. R-100. R-101. R-102. R-103. R-104. Substrate (Notes 1 & 11) brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed Existing granule-surface BUR or modified bitumen or smooth-surface SBS modified bitumen over deck brushed/spudded and vacuumed brushed/spudded and vacuumed Existing smooth- or granule-surface BUR or modified bitumen over deck brushed/spudded and vacuumed COLD-APPLIED SYSTEMS WITH BASE INSULATION LAYER ONLY R-105. R-106. R-107. R-108. R-109. Existing mineral surface cap or BUR Existing mineral surface cap Existing smooth APP, mineral surface cap, ic BUR or gravel-surfaced BUR, to remove loose gravel Existing smooth surfaced BUR / APP modified bitumen, granule surface roof cover or gravel-surfaced BUR, to remove loose gravel over structural deck brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Insulation, Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum-Fiber Roof EnergyGuard RH, Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch Dens Prime or SECUROCK Gypsum- LRF-M LRF-M, 6- LRF-M, 4- LRF-M, M- OSFA, 6-, 4- Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 71 of 89 One One One One One One One One SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA or SBS-CA-1 None SBS-CA or SBS- CA-1 SBS-CA-1 None SBS-CA R-110. Existing BUR Min inch Dens Prime or SECUROCK Gypsum- SBS-CA-1 None SBS-CA R-111. Existing smooth APP or mineral surface cap Min inch Dens Prime SBS-CA-1 None SBS-CA R-112. brushed/spudded and vacuumed Min inch Dens Prime, SBS-CA-1 None SBS-CA

80 R-113. R-114. R-115. R-116. R-117. R-118. R-119. R-120. R-121. R-122. Substrate (Notes 1 & 11) brushed/spudded and vacuumed Existing smooth APP Existing mineral surface cap brushed/spudded and vacuumed Existing smooth surfaced BUR or granule surface roof cover brushed/spudded and vacuumed Existing BUR brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof HYBRID HOT/COLD-APPLIED SYSTEMS WITH BASE INSULATION LAYER ONLY R-123. Existing mineral surface cap or BUR Min inch Dens Prime or SECUROCK Gypsum- R-124. Existing mineral surface cap Min inch SECUROCK Gypsum-Fiber Roof R-125. brushed/spudded and vacuumed Min inch Dens Prime or SECUROCK Gypsum-, 6- SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA , 4- LRF-M, M- OSFA SBS-CA-1 None SBS-CA SBS-CA or SBS-CA-1 Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 72 of 89 None SBS-CA or SBS- CA-1 SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA , 6-, 6-, SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA R-126. Existing BUR Min inch Dens Prime or SECUROCK Gypsum- BP-AA or BP-AA or SBS-CA R-127. Existing smooth APP or mineral surface cap Min inch Dens Prime BP-AA or BP-AA or SBS-CA R-128. R-129. R-130. brushed/spudded and vacuumed brushed/spudded and vacuumed Existing smooth APP Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof, 6-, 6- BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA

81 R-131. R-132. R-133. R-134. R-135. R-136. R-137. Substrate (Notes 1 & 11) Existing mineral surface cap brushed/spudded and vacuumed brushed/spudded and vacuumed Existing BUR brushed/spudded and vacuumed brushed/spudded and vacuumed brushed/spudded and vacuumed BLE 7A: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE INSULATION LAYER ONLY) Base Insulation Layer Roof Cover (Note 15) MDP Type Attach Base Ply Cap Min inch SECUROCK Gypsum-Fiber Roof BP-AA or BP-AA or SBS-CA Min inch SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum-Fiber Roof Min inch SECUROCK Gypsum-Fiber Roof, 4- BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA , 6-, 6-, 4- BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA BP-AA or BP-AA or SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 73 of 89

82 Sys Substrate (Notes 1 & 11) CONVENTIONAL SYSTEMS (BASE AND TOP LAYER INSULATION): R-138. R-139. R-140. R-141. R-142. R-143. R-144. R-145. R-146. R-147. R-148. Existing ic roof cover Existing ic roof cover Existing smooth- or granulesurface BUR, granule-surface modified bitumen or smoothsurface SBS modified bitumen over deck Existing granule surface cap sheet Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 0.5-inch EnergyGuard Polyiso Insulation, or or Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation, EnergyGuard Perlite Recover, min inch EnergyGuard Perlite Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Min inch Dens Prime or SECUROCK Gypsum- Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min. 0.5-inch EnergyGuard Perlite Recover Min inch SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum- Fiberboard Roof Insulation or Min. 1.5-inch EnergyGuard Composite or min inch Dens Prime Fiberboard Roof Insulation BP-AA BP-AA BP-AA or SBS-, BP- AA,, One SBS- or One BP- AA, SBS- or APP- One SBS- or One SBS- or or SBS SBS- or SBS- or SBS SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 74 of 89

83 Sys R-149. R-150. R-151. R-152. R-153. R-154. R-155. R-156. R-157. Substrate (Notes 1 & 11) Existing BUR or mineral surface cap Existing BUR or mineral surface cap Existing smooth APP Existing smooth- or granulesurface BUR or modified bitumen over deck BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or Min. 0.5-inch EnergyGuard Polyiso Insulation, or or or, 6-, 6-, 6-, 6- Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Fiberboard Roof Insulation Min inch Dens or Dens Prime Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Min inch Dens or Dens Prime Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum- SBS- or APP- SBS- or APP- SBS- or APP- SBS- or APP- BP-AA or One SBS- or One SBS- or One SBS- or One SBS- or BP- AA, One SBS- or One SBS- or, BP- AA, SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 75 of 89

84 Sys R-158. R-159. R-160. R-161. R-162. R-163. R-164. R-165. R-166. Substrate (Notes 1 & 11) Existing smooth APP Existing smooth APP Existing mineral surface cap Existing smooth-surface BUR over deck BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or or or or Min. 1.5-inch EnergyGuard RA or Min. 0.5-inch EnergyGuard Polyiso Insulation,, 4-, 4-, 4-, 4-, 4-, 6- LRF-M, M- OSFA Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Fiberboard Roof Insulation Min inch SECUROCK Gypsum- Min inch Dens Prime SBS- Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum, 6- LRF-M, M- OSFA SBS- or APP- BP-AA or BP-AA or SBS- or APP- One SBS- or One SBS- or One SBS- or BP- AA, SBS- or, BP- AA, SBS- or One SBS- or BP- AA, SBS- or SBS- or SBS- or SBS- or SBS SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 76 of 89

85 Sys R-167. R-168. R-169. R-170. R-171. R-172. R-173. R-174. R-175. R-176. Substrate (Notes 1 & 11) Existing granule-surface BUR or modified bitumen or smooth-surface SBS modified bitumen over deck Existing smooth- or granulesurface BUR or modified bitumen over deck Existing ic roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, LRF-M LRF-M, M- OSFA LRF-M, 6-, 6-, 6-, 4- Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation, min inch Dens, Dens Prime, SECUROCK Gypsum Fiberboard Roof Insulation Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Fiberboard Roof Insulation LRF-M LRF-M, M- OSFA LRF-M SBS- or APP- SBS- or APP- BP- AA, BP- AA, BP- AA, One SBS- or BP- AA, SBS- or BP- AA, One SBS- or BP- AA, SBS- or One SBS- or One SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 77 of 89

86 Sys R-177. R-178. R-179. R-180. R-181. Substrate (Notes 1 & 11) Existing ic roof cover Existing ic roof cover Existing ic roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation Min. 2.0-inch EnergyGuard RA, or Min. 2.0-inch EnergyGuard RA, or SELF-ADHERING BASE PLY WITH POLYISOCYANURATE BASE INSULATION LAYER R-182. R-183. R-184. R-185. R-186. Existing ic roof cover Existing granule surface cap sheet Existing ic roof cover Existing smooth surfaced BUR / APP modified bitumen or granule surface roof cover over structural deck or Min. 1.5-inch EnergyGuard RH Insulation, EnergyGuard RH, 4-, 4- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens or Dens Prime Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 0.5-inch EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation SBS- or APP- SBS- or APP- BP-AA or SBS- or APP- SBS- or APP- or or BP- AA, SBS- or BP- AA, SBS- or BP- AA, SBS- or BP- AA, SBS- or One SBS- or,,, or or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 78 of 89

87 Sys R-187. R-188. R-189. R-190. R-191. R-192. R-193. R-194. R-195. R-196. Substrate (Notes 1 & 11) Existing ic roof cover Existing BUR or mineral surface cap Existing smooth- or granulesurface BUR or modified bitumen over deck Existing smooth APP BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation,,,, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Additional layer(s) base insulation Min inch Dens Prime SBS-SA Min inch Dens Prime, 6- Min inch SECUROCK Gypsum- Min inch Dens, Dens Prime or SECUROCK Gypsum-Fiber Roof Min inch Dens Prime or SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens Prime, 6- Min inch Dens Prime Min inch Dens Prime or or SBS-SA or, SA,, SA or, or, or SBS-SA SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 79 of 89

88 Sys R-197. R-198. R-199. R-200. R-201. R-202. R-203. R-204. R-205. R-206. Substrate (Notes 1 & 11) Existing smooth APP Existing smooth APP Existing smooth APP BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation, or or Insulation,, 6- Min inch Dens Prime Min inch Dens Prime SBS-SA, 6-, 6-, 6-, 6-, 4-, 4- Min inch Dens Prime SBS-SA Additional layer(s) base insulation Min inch Dens Prime Min inch SECUROCK Gypsum- Min inch Dens ; surface shall be primed with ASTM D41 primer Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens ; surface shall be primed with ASTM D41 primer Additional layer(s) base insulation or or or, SA SA,,,, or,, SBS-SA SBS-SA SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 80 of 89

89 Sys R-207. R-208. R-209. R-210. R-211. R-212. R-213. R-214. R-215. Substrate (Notes 1 & 11) Existing smooth- or granulesurface BUR or modified bitumen over deck Existing mineral surface cap Existing mineral surface cap Existing smooth-surface BUR over deck Existing smooth-surface BUR over deck Existing smooth surfaced BUR or granule surface roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or or Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch EnergyGuard RA or Min. 1.5-inch EnergyGuard RA or Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Min. 1.5-inch EnergyGuard RH Insulation, EnergyGuard RH, 4-, 4-, 6-, 6- LRF-M, M- OSFA LRF-M, M- OSFA LRF-M, M- OSFA LRF-M Min inch Dens Prime Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum Min inch SECUROCK Gypsum- (primer optional) Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min. 0.5-inch EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation, 6-, 6- LRF-M, M- OSFA LRF-M, M- OSFA LRF-M, M- OSFA LRF-M or or or or or,, or, or or or or or SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 81 of 89

90 Sys R-216. R-217. R-218. R-219. R-220. R-221. R-222. R-223. R-224. Substrate (Notes 1 & 11) Existing granule-surface BUR or modified bitumen or smooth-surface SBS modified bitumen over deck Existing granule-surface BUR or modified bitumen or smooth-surface SBS modified bitumen over deck BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Insulation, LRF-M Additional layer(s) base insulation and/or Min inch SECUROCK Gypsum- LRF-M LRF-M Min inch Dens Prime LRF-M LRF-M, M- OSFA LRF-M, 6- LRF-M, 6- LRF-M, 4- LRF-M, M- OSFA Min inch Dens Prime Min inch Dens Prime Additional layer(s) base insulation and/or Min inch SECUROCK Gypsum- Additional layer(s) base insulation and/or Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum Additional layer(s) base insulation and/or Min inch SECUROCK Gypsum- LRF-M, M- OSFA LRF-M LRF-M LRF-M LRF-M, M- OSFA Min inch Dens Prime SBS-SA or or or or or,, or,,, or, SA SBS- or SBS- or SBS-SA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 82 of 89

91 Sys R-225. R-226. R-227. R-228. R-229. R-230. R-231. R-232. R-233. R-234. R-235. Substrate (Notes 1 & 11) Existing smooth- or granulesurface BUR or modified bitumen over deck Existing smooth- or granulesurface BUR or modified bitumen over deck Existing ic roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Insulation, Insulation, Min. 0.5-inch EnergyGuard Polyiso Insulation, Insulation, Insulation, Insulation, Insulation, Min. 2.0-inch EnergyGuard RA, or Min inch Dens Prime Min inch Dens Prime, 6-, 6-, 6-, 4-, 4-, 4-, 4- Min inch Dens Prime SBS-SA Additional layer(s) base insulation and/or Min inch SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum Additional layer(s) base insulation Min inch SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- or or SA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 83 of 89 or or or, or or,, or or or SBS- or SBS- or SBS-SA SBS- or SBS- or SBS- or SBS- or SBS- or

92 Sys R-236. Substrate (Notes 1 & 11) Existing ic roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap VENTING SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: R-237. R-238. R-239. R-240. R-241. R-242. Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover Existing ic roof cover or or or or Min inch Dens Prime Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Min inch EnergyGuard Perlite Roof Insulation (homogeneous) Fiberboard Roof Insulation Fiberboard Roof Insulation EnergyGuard EnergyGuard R-243. Existing ic roof cover Min. 1.5-inch R-244. Existing ic roof cover Min. 1.5-inch R-245. R-246. R-247. Existing ic roof cover Existing ic roof cover or or or Min inch Dens or Dens Prime Min inch Dens or Dens Prime Fiberboard Roof Insulation or One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 84 of 89

93 Sys R-248. R-249. R-250. R-251. R-252. R-253. R-254. R-255. R-256. R-257. Substrate (Notes 1 & 11) BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or Fiberboard Roof Insulation Min. 1.5-inch Min. 1.5-inch or or Min. 1.5-inch Min. 1.5-inch or or or, 6-, 6-, 6-, 6- Min inch Dens or Dens Prime Min inch Dens or Dens Prime Min inch Dens or Dens Prime Min inch Dens or Dens Prime Fiberboard Roof Insulation One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 85 of 89

94 Sys R-258. R-259. R-260. R-261. R-262. R-263. R-264. R-265. R-266. R-267. R-268. Substrate (Notes 1 & 11) BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or Fiberboard Roof Insulation Min. 1.5-inch Min. 1.5-inch or or Min. 1.5-inch Min. 1.5-inch or or Min. 1.5-inch Min. 1.5-inch Min inch Dens Prime Min inch Dens Prime, 6-, 6-, 6-, 6-, 4-, 4- Min inch Dens Prime Min inch Dens Prime One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, One One or more BP- AA, SBS- or SBS- or SBS- or SBS- or SBS- or SBS- or Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 86 of 89

95 Sys R-269. R-270. Substrate (Notes 1 & 11) BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap or or COLD-APPLIED SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: R-271. R-272. R-273. R-274. R-275. R-276. R-277. R-278. R-279. Existing BUR Existing mineral surface cap Existing ic roof cover or gravel-surfaced BUR, Existing smooth surfaced BUR / APP modified bitumen, granule surface roof cover or gravel-surfaced BUR, over structural deck Existing BUR Existing smooth APP or mineral surface cap Insulation, EnergyGuard RH Min inch Dens Prime Min inch Dens Prime Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Fiberboard Roof Insulation Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- One One or more BP- AA, SBS- or SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA SBS-CA None SBS-CA SBS-CA or SBS- CA-1 None SBS-CA or SBS-CA SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA Min inch Dens Prime SBS-CA-1 None SBS-CA , 6-, 6- Min inch Dens Prime SBS-CA-1 None SBS-CA Min inch SECUROCK Gypsum- SBS-CA-1 None SBS-CA R-280. Existing smooth APP Min inch SECUROCK Gypsum- SBS-CA-1 None SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 87 of 89

96 Sys R-281. R-282. R-283. R-284. R-285. R-286. R-287. R-288. R-289. R-290. R-291. Substrate (Notes 1 & 11) Existing mineral surface cap Existing smooth surfaced BUR or granule surface roof cover BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min. 1.5-inch EnergyGuard RH HYBRID HOT/COLD-APPLIED SYSTEMS WITH POLYISOCYANURATE BASE INSULATION LAYER: R-292. R-293. Existing BUR Existing mineral surface cap, 4- LRF-M, M- OSFA LRF-M LRF-M, 6- LRF-M, 6- LRF-M, 4-, 6-, 6-, 4- Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min. 0.5-inch EnergyGuard RH HD Polyiso Insulation, EnergyGuard HD Polyiso Insulation, EnergyGuard HD Plus Polyiso Insulation Min inch Dens Prime or SECUROCK Gypsum- SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 88 of 89 LRF-M, M- OSFA SBS-CA or SBS- CA-1 None SBS-CA or SBS-CA LRF-M SBS-CA-1 None SBS-CA Min inch Dens Prime LRF-M SBS-CA-1 None SBS-CA Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- LRF-M SBS-CA-1 None SBS-CA LRF-M SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA Min inch Dens Prime SBS-CA-1 None SBS-CA Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- SBS-CA-1 None SBS-CA SBS-CA-1 None SBS-CA BP-AA or BP-AA or BP-AA or BP-AA or SBS-CA SBS-CA

97 Sys R-294. R-295. R-296. R-297. R-298. R-299. R-300. R-301. Substrate (Notes 1 & 11) Existing BUR Existing smooth APP or mineral surface cap Existing smooth APP Existing mineral surface cap BLE 7B: RECOVER APPLICATIONS SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER (BASE AND TOP LAYER INSULATION) Base Insulation Layer Top Insulation Layer Roof Cover (Note 15) MDP Type Attach Type Attach Base Ply Cap Min inch Dens Prime or BP-AA BP-AA or SECUROCK Gypsum- or SBS-CA BP-AA Min inch Dens Prime BP-AA or or SBS-CA , LRF-M or, LRF-M or, 6-, LRF-M or, 6-, LRF-M or, 4- Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum- Min inch Dens Prime or SECUROCK Gypsum- Min inch Dens Prime Min inch SECUROCK Gypsum- Min inch SECUROCK Gypsum-, LRF-M or, LRF-M or, LRF-M or, LRF-M or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or BP-AA or SBS-CA SBS-CA SBS-CA SBS-CA SBS-CA SBS-CA Prepared by: Robert Nieminen, PE GAF Modified Bitumen Roof Systems; (800) Appendix 1, Page 89 of 89