EXTERIOR RESEARCH & DESIGN, LLC. Certificate of Authorization # Christian Street, Unit 13 Oxford, CT (203)

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1 EVALUATION REPORT Duro-Last Roofing, Inc. 525 Morley Drive Saginaw, MI (800) EXTERIOR RESEARCH & DESIGN, LLC. Certificate of Authorization # Christian Street, Unit 13 Oxford, CT (203) Evaluation Report D R8 FL1559-R11 Date of Issuance: 05/22/2008 Revision 8: 08/09/2017 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: Duro-Last Single Ply Roof s 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. if the product changes or the referenced Quality Assurance documentation changes. Trinity ERD 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 by Robert Nieminen, P.E. 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 4, plus a 23-page Appendix. Prepared by: Robert J.M. Nieminen, P.E. Florida Registration 59166, Florida DCA ANE1983 The facimilie seal appearing was authorized by Robert Nieminen, P.E. on 08/09/2017. This does not serve as an electronically signed document. Signed, sealed hardcopies have been transmitted to the Product Approval Administrator and to the named client CERTIFICATION OF INDEPENDENCE: 1. Exterior Research & Design, LLC. d/b/a Trinity ERD 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. Exterior Research & Design, LLC. d/b/a Trinity ERD 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 Trinity ERD 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.

2 ROOFING SYSTEMS EVALUATION: 1. SCOPE: Product Category: Roofing Sub-Category: Single Ply Roof s Compliance Statement: Duro-Last Single Ply Roof s, as produced by the Duro-Last Roofing, Inc., 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. STANDARDS: Section Property Standard Year Wind FM Wind UL Impact FM Physical Properties ASTM D Wind TAS REFERENCES: Entity Examination Reference Date ERD (TST6049) FM /21/2005 ERD (TST6049) FM /21/2005 ERD (TST6049) FM R1 06/13/2006 ERD (TST6049) FM /17/2006 ERD (TST6049) FM 4474 D /01/2007 ERD (TST6049) Physical Properties /04/2008 ERD (TST6049) FM 4474 P /14/2008 ERD (TST6049) FM R2 04/01/2010 ERD (TST6049) FM 4474 D /20/2011 ERD (TST6049) FM 4474 D /31/2012 ERD (TST6049) Physical Properties D R1 09/17/2012 ERD (TST6049) FM 4474 D41660SC 09/27/2012 ERD (TST6049) FM 4474 D43030SC 09/28/2012 ERD (TST6049) FM 4474 D /03/2012 ERD (TST6049) FM 4474 D /30/2012 ERD (TST6049) FM 4474 D R1 12/12/2012 ERD (TST6049) FM 4474 SFS-SC R1 07/06/2016 ERD (TST6049) Physical Properties DL-SC /17/2017 ERD (TST11294) FM /20/2017 FM Approvals (TST1867) FM M4A8.AM 03/05/1987 FM Approvals (TST1867) FM Y5A6.AM 03/10/1995 FM Approvals (TST1867) FM D6A4.AM 08/09/1999 FM Approvals (TST1867) FM X2A7.AM 08/09/1999 FM Approvals (TST1867) FM /13/2000 FM Approvals (TST1867) FM /19/2000 FM Approvals (TST1867) FM /21/2000 FM Approvals (TST1867) FM 4470/ /29/2002 FM Approvals (TST1867) FM /11/2003 FM Approvals (TST1867) FM 4470/ /05/2003 FM Approvals (TST1867) FM 4470/ /18/2006 FM Approvals (TST1867) FM 4470/ /04/2006 FM Approvals (TST1867) FM 4470/ /03/2007 FM Approvals (TST1867) FM 4470/ /18/2007 FM Approvals (TST1867) FM 4470/ /26/2008 FM Approvals (TST1867) FM 4470/ /12/2009 Exterior Research and Design, LLC. Evaluation Report D R8 Certificate of Authorization # TH Edition (2017) FBC NON-HVHZ EVALUATION FL1559-R11 Duro-Last Roofing, Inc. Revision 8: 08/09/2017 Page 2 of 4

3 Entity Examination Reference Date FM Approvals (TST1867) FM 4470/ /08/2011 FM Approvals (TST1867) FM 4470/ /06/2011 FM Approvals (TST1867) FM 4470/ /17/2011 FM Approvals (TST1867) FM 4470/ /03/2012 FM Approvals (TST1867) FM 4470/ /07/2012 PRI (TST5878) FM 4474 DLRI /28/2012 PRI (TST5878) FM 4474 DLRI /28/2012 PRI (TST5878) FM 4474 DLRI /30/2014 PRI (TST5878) Small-Scale Criticality DLRI /27/2017 UL (TST1740) UL1897 TGIK.R /25/2002 UL, LLC. (QUA9625) Quality Control Service Confirmation Exp. 06/24/ PRODUCT DESCRIPTION: This Evaluation Report covers Duro-Last Single Ply Roof s installed in accordance with Duro-Last published installation instructions and the Limitations / Conditions of Use herein. 4.1 Duro-Last roof cover is a nominal 40-mil (1.0 mm), 50-mil (1.3 mm) or 60-mil (1.5-mm) thick thermoplastic roof covering having an 18 x 14 polyester fabric reinforcement composed of 840 x 1000 denier threads. 4.2 Duro-Last EV roof cover is a nominal 50-mil (1.3 mm) or 60-mil (1.5-mm) thick thermoplastic (PVC/KEE) roof covering having an 18 x 9 polyester fabric reinforcement with weft insertion, composed of 840 x 1000 denier threads. 4.3 Duro-Tuff roof cover is a nominal 50-mil (1.3 mm) or 60-mil (1.5-mm) thick thermoplastic roof covering having an 18 x 9 polyester fabric reinforcement composed of 840 x 1000 denier threads. 4.4 Duro-Fleece Plus are a nominal 50-mil (1.3 mm) or 60-mil (1.5-mm) thick thermoplastic roof covering having an 18 x 14 polyester fabric reinforcement composed of 840 x 1000 denier threads and a polyester fleece backing. 5. LIMITATIONS: 5.1 This is a building code evaluation. Neither Trinity ERD 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 ed 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 ment 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. Exterior Research and Design, LLC. Evaluation Report D R8 Certificate of Authorization # TH Edition (2017) FBC NON-HVHZ EVALUATION FL1559-R11 Duro-Last Roofing, Inc. Revision 8: 08/09/2017 Page 3 of 4

4 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 ed 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 TAS 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 TAS 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 TAS Metal edge ment (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 audit in accordance with the FBC and F.A.C. Rule 61G INSTALLATION: 6.1 Duro-Last Single Ply Roof s shall be installed in accordance with Duro-Last Roofing, Inc. published installation instructions, subject to the Limitations / Conditions of Use noted herein. 6.2 ment requirements for wind load resistance are set forth in Appendix 1. = 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. 6.3 For mechanically fastened membrane systems (Type D) over profiled steel deck, membrane shall be installed running perpendicular to steel deck flutes. 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; (414) ; karen.buchmann@us.ul.com - THE 23-PAGES THAT FOLLOW FORM PART OF THIS EVALUATION REPORT - Exterior Research and Design, LLC. Evaluation Report D R8 Certificate of Authorization # TH Edition (2017) FBC NON-HVHZ EVALUATION FL1559-R11 Duro-Last Roofing, Inc. Revision 8: 08/09/2017 Page 4 of 4

5 APPENDIX 1: ATTACHMENT REQUIREMENTS FOR WIND UPLIFT RESISTANCE Table Deck Application Type Description Page 1A Wood New, Reroof (Tear-Off) or Recover C-1 Mech. Attached Insulation, Bonded Roof Cover 3 1B Wood New, Reroof (Tear-Off) or Recover C-2 Mechanically Attached Insulation, Plate-Bonded Roof Cover 4 1C Wood New, Reroof (Tear-Off) or Recover D-1 Attached Insulation, Mech. Attached Roof Cover 5 2A Steel or Structural Concrete New, Reroof (Tear-Off) or Recover B Mech. Attached Base Insulation, Bonded Top Insulation, Bonded Roof Cover 6 2B Steel or Structural Concrete New, Reroof (Tear-Off) or Recover C-1 Mech. Attached Insulation, Bonded Roof Cover 6-7 2C Steel New, Reroof (Tear-Off) or Recover C-2 Mechanically Attached Insulation, Plate-Bonded Roof Cover D Steel New, Reroof (Tear-Off) or Recover D-1 Attached Insulation, Mech. Attached Roof Cover D Steel New or Reroof (Tear-Off) D-2 Thermal Barrier, Vapor Barrier, Attached Insulation, Mech. Attached Roof Cover 13 3A Structural Concrete New or Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 14 3B Structural Concrete New, Reroof (Tear-Off) or Recover C-2 Mechanically Attached Insulation, Plate-Bonded Roof Cover 15 3C Structural Concrete New, Reroof (Tear-Off) or Recover D Attached Insulation, Mech. Attached Roof Cover 16 3D Structural Concrete New, Reroof (Tear-Off) F Non-Insulated, Bonded Roof Cover 16 4A LWIC New or Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 17 4B LWIC New or Reroof (Tear-Off) E Non-Insulated, Mechanically Attached Base Sheet, Bonded Roof Cover 18 4C LWIC New or Reroof (Tear-Off) F Non-Insulated, Bonded Roof Cover 18 5A CWF New or Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 19 6A Gypsum Reroof (Tear-Off) A-1 Bonded Insulation, Bonded Roof Cover 19 6B Gypsum Reroof (Tear-Off) D-1 Attached Insulation, Mech. Attached Roof Cover 19 7A Various Recover A-1 Bonded Insulation, Bonded Roof Cover B Steel Recover C-2 Mechanically Attached Insulation, Plate-Bonded Roof Cover C Steel Recover D Insulated, Mechanically Attached Roof Cover 22 7D Various Recover F Non-Insulated, Bonded Roof Cover 23 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 ment shall be as follows. Fasteners shall be of sufficient length for the following engagements: Wood Deck: Duro-Last #14 HD Fasteners and Duro-Last 3-inch Metal Plates. Min. ¾-inch plywood penetration or minimum 1-inch wood plank embedment. Steel Deck: Duro-Last #14 HD or #15 Extra Heavy Duty Drill Point Fasteners and Duro-Last 3-inch Metal Plates. Minimum ¾-inch steel penetration, engage the top flute of the steel deck. Structural Concrete: Duro-Last #14 HD Fasteners, Duro-Last Concrete Screws or Duro-Last Fluted Concrete Nails and Duro-Last 3-inch Metal Plates. Minimum 1-inch embedment. Fasteners installed with a pilot hole in accordance with the fastener manufacturer s published installation instructions. 3. Unless otherwise noted, insulation may be any one layer or of polyisocyanurate, polystyrene, fiberboard, perlite and/or gypsum-based insulation board that meets the QA requirements of F.A.C. Rule 61G20-3 and is documented as meeting FBC and, for foam plastic, FBC Chapter 26, when installed with the roof cover. 4. Minimum 200 psi, minimum 2-inch thick lightweight insulating concrete may be substituted for rigid insulation board for Type C-2 (plate bonded roof cover) or Type D-1 (mechanically ed roof cover), whereby the membrane fasteners are installed through the LWIC to engage the structural steel or concrete deck. The structural deck shall be of equal or greater type, thickness and strength to the steel and concrete 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 ment for Type D-1: Unless otherwise noted, refer to Section of FM Loss Prevention Data Sheet 1-29 (January 2016). Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 1 of 23

6 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. Hot Asphalt (HA): Full mopping, lbs/square. Ashland Pliodeck: Continuous ½ to ¾-inch wide ribbons, 12-inch o.c. Ribbons for subsequent layer(s) shall be run perpendicular to those for the underlying layer. Dow Insta-Stik: Continuous ¾ to 1-inch wide ribbons, 12-inch o.c. ICP Adhesives : Continuous 2½ to 3½-inch ribbons, 12-inch o.c. OlyBond 500 (OB500): Continuous ¾ to 1-inch wide ribbons, 12-inch o.c. using PaceCart or SpotShot. OlyBond Classic: Continuous ¾-inch ribbons, 12-inch o.c. or full-coverage Note: When multiple layers(s) of insulation and/or coverboard are installed in ribbon-applied adhesive, boards shall be staggered from layer-to-layer. 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 () limitations. In no case shall these values be used to increase the listings in the tables; rather if 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: ICP Adhesives : = psf (Min. 1.0-inch thick) OlyBond 500 (OB500): = psf (Min. 0.5-inch thick Duro-Guard Iso II-H, ENRGY 3 or H-Shield) OlyBond 500 (OB500): = psf (Min. 0.5-inch thick Duro-Guard Iso II-A or ACFoam II) 8. Bonded polyisocyanurate insulation boards shall be maximum 4 x 4 ft. 9. For mechanically ed 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 ment 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 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, and no rational analysis is permitted. 11. For mechanically ed 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 shall be in accordance with ANSI/SPRI FX-1 or Testing Application Standard TAS 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 TAS For Type D-1, steel deck applications, the roof membrane shall be run with its length perpendicular to the steel deck flutes. 14. For Structural Concrete Deck or Recover Applications using Type C-2 (Plate Bonded Roof Cover) or Type D-1 (Mechanically Attached Roof Cover), the insulation is optional. Alternatively, Dens Deck, Dens Deck Prime, SECUROCK, SECUROCK Glass-Mat Roof Board, Duro-Blue, Duro-Weave, Duro-Last Geotextile Slip Sheet, Duro-Fold or Ultra-Fold TPM may be used as a separation layer. Board products should be preliminarily ed prior to roof cover 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 Chapter 26, when installed with the roof cover in Recover applications. 15. Lightweight Insulating Concrete (LWC) shall be cast in accordance with FBC Section 1917 to the satisfaction of the Authority Having Jurisdiction. For systems where specific LWC is referenced, refer to current LWC Product Approval for specific deck construction and limitations. For systems where specific LWC is not referenced, the minimum design mix shall be 300 psi. In all cases, the minimum top-coat thickness is 2-inches. For LWC over, reference is made to FBC Section , Point 1. Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 2 of 23

7 16. For adhered membrane systems, side laps shall be minimum 3-inch wide sealed with min. 1.5-inch heat weld. Membrane adhesive application rates are as follows: Membrane Adhesive Application Rate Duro-Last Duro-Last SB I Contact 1.5 gal/sq/surface Duro-Last Duro-Last SB IV Contact 1.67 gal/sq/surface Duro-Last Duro-Last WB I Contact 0.5 gal/sq/surface Duro-Last Duro-Last WB II Substrate only 0.7 gal/sq. Duro-Fleece Plus Duro-Last WB II Substrate only 1.0 gal/sq. Duro-Fleece Plus Duro-Fleece Adhesive Substrate only Continuous ¾-inch wide ribbons, 6-inch o.c. Duro-Fleece Plus Duro-Fleece Membrane Adhesive Substrate only Spatter-applied, full coverage per Duro-Last instructions 17. = 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 pressures. W-1. W-2. W-3. W-4. W-5. W-6. W-7. Deck Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood Min. 2-inch T&G lumber or min. ¾- inch exterior grade plywood TABLE 1A: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATTACHED INSULATION, BONDED ROOF COVER Base Insulation Layer layers, any layers, any layers, any layers, any layers, any layers, any layers, any Top Insulation Layer Type Fasteners Attach Min inch Dens Deck or Dens Deck Prime Min. ½-inch Dens Deck or Dens Deck Prime Min. 5/8-inch Dens Deck or Dens Deck Prime Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A or ACFoam III, Duro-Guard Iso III-A Min. 1.5-inch ACFoam III, Duro-Guard Iso III-A Min inch Dens Deck or Dens Deck Prime Roof Cover (Note 16) Note 2 1 per 2.67 ft 2 Duro-Last / SB I or WB II -30.0* Note 2 1 per 3.2 ft 2 Duro-Last / SB I or WB II -30.0* Note 2 1 per 4 ft 2 Duro-Last / SB I or WB II -30.0* Note 2 1 per 2 ft 2 Duro-Last / WB I * Note 2 1 per 4 ft 2 Duro-Last / SB I * Note 2 1 per 4 ft 2 Duro-Last / WB I * Note 2 1 per 2 ft 2 Duro-Last / SB I or WB II * Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 3 of 23

8 TABLE 1B: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: MECHANICALLY ATTACHED INSULATION, PLATE-BONDED ROOF COVER W-8. W-9. W-10. W-11. Deck Min. 19/32-inch plywood at max. 24-inch spans Min. 19/32-inch plywood at max. 24-inch spans Min. 19/32-inch plywood at max. 24-inch spans Min. 19/32-inch plywood at max. 24-inch spans Insulation Layer layers, any ; preliminarily ed layers, any ; preliminarily ed layers, any ; preliminarily ed layers, any ; preliminarily ed Fasteners Duro-Last #14 HD with RHINOBOND Insulation Plate Duro-Last #14 HD with RHINOBOND Insulation Plate Duro-Last #14 HD with RHINOBOND Insulation Plate Duro-Last #14 HD with RHINOBOND Insulation Plate Attach Density Fasteners 12-inch o.c. in rows spaced 72-inch o.c. positioned atop wood trusses; minimum 0.9-inch fastener embedment into trusses Fasteners 18-inch o.c. in rows spaced 48-inch o.c. positioned atop wood trusses; minimum 0.9-inch fastener embedment into trusses Fasteners 12-inch o.c. in rows spaced 48-inch o.c. positioned atop wood trusses; minimum 0.9-inch fastener embedment into trusses Fasteners 6-inch o.c. in rows spaced 96-inch o.c. positioned atop wood trusses; minimum 0.9-inch fastener embedment into trusses Roof Cover / Attach Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool W-12. Min. 19/32-inch plywood at max. 24-inch spans ; min inch, min. 16 psi Duro-Last #14 HD with RHINOBOND Insulation Plate 1 per 2.67 ft 2 (12 parts per 4 x 8 ft brd; Fasteners engage wood trusses, minimum 0.9- inch embedment) Duro-Last (), Duro-Tuff (min. 50 mil) or Duro-Last EV (min. 50- mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool W-13. Min. 19/32-inch plywood at max. 24-inch spans ; min inch, min. 16 psi Duro-Last #14 HD with RHINOBOND Insulation Plate 1 per 2 ft 2 (16 parts per 4 x 8 ft brd; Fasteners engage wood trusses, minimum 0.9- inch embedment) Duro-Last (), Duro-Tuff (min. 50 mil) or Duro-Last EV (min. 50- mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 4 of 23

9 STANDARD LAP SYSTEMS: W-14. DURO-ROOF LAP SYSTEMS: W-15. W-16. Deck Min. 19/32-inch plywood at max. 24- inch spans Min. 19/32-inch plywood at max. 24- inch spans Nominal 1 x 6 inch T&G board decking ed per FBC Section TABLE 1C: WOOD DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D-1: PRELIMINARILY ATTACHED INSULATION, MECHANICALLY ATTACHED ROOF COVER (Optional) One or more layers, any (Optional) One or more layers, any Insulation Roof Cover Type Attach Membrane Fasteners Attach One or more layers, any, min. 1.5-inch ed ed Attached Drill Point Fasteners and Duro- Last 2.4-inch Barbed Metal Plate Duro-Last #14 HD Fasteners with Duro-Last 3-inch Metal Plates Drill Point Fasteners with OMG 2-3/8 Eyehook Plates Standard Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 57-inch o.c. Screws located 2.7-inches from tab edge Duro-Roof Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 57-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 25-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 5 of 23

10 SC-1. SC-2. SC-3. Deck Min. 22 ga., Type B, Grade 33 steel or Min. 22 ga., Type B, Grade 33 steel or Min. 22 ga., Type B, Grade 33 steel or TABLE 2A: STEEL OR STRUCTURAL CONCRETE - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE B: MECHANICALLY ATTACHED BASE INSULATION, BONDED TOP INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Type Fasteners Attach Type Attach Min. 2-inch ACFoam II, Duro-Guard Iso II-A, H-Shield, Duro-Guard Iso II- H or ENRGY 3 Min. 2-inch ACFoam II, Duro-Guard Iso II-A, H-Shield, Duro-Guard Iso II- H or ENRGY 3 Min. 2-inch ACFoam II, Duro-Guard Iso II-A, H-Shield, Duro-Guard Iso II- H or ENRGY 3 Note 2 1 per 4 ft 2 Note 2 1 per 2.67 ft 2 Note 2 1 per 1.33 ft 2 Roof Cover (Note 16) HA, Insta-Stik or Duro-Last / WB II * HA, Insta-Stik or Duro-Last / WB II * HA, Insta-Stik or CR- 20, 6-inch o.c. Duro-Last / WB II Deck DURO-LAST MEMBRANE APPLICATIONS: SC-4. SC-5. SC-6. SC-7. SC-8. SC-9. SC-10. SC-11. SC-12. SC-13. steel or steel or steel or steel or steel or steel or steel or steel or steel or steel or TABLE 2B: STEEL OR STRUCTURAL CONCRETE - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATTACHED INSULATION, BONDED ROOF COVER Base Insulation Layer (Optional) (Optional) (Optional) (Optional) (Optional) (Optional) (Optional) (Optional) (Optional), min. 1.5-inch thick Top Insulation Layer Type Fasteners Attach Min inch Dens Deck or Dens Deck Prime Note 2 Min. ½-inch Dens Deck or Dens Deck Prime Note 2 Roof Cover (Note 16) Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 6 of 23 1 per Duro-Last / SB I or WB II -30.0* ft 1 per Duro-Last / SB I or WB II -30.0* ft Min. 5/8-inch Dens Deck or Dens Deck Prime Note 2 1 per 4 ft 2 Duro-Last / SB I or WB II -30.0* Min. 1.0-inch ACFoam II, Duro-Guard Iso II-A or ACFoam Recover Gypsum-Fiber Roof Board Note 2 1 per 2 ft 2 Duro-Last / WB II * Note 2 1 per Duro-Last / WB II * ft Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Note 2 1 per 2 ft 2 Duro-Last / WB I * Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Note 2 1 per 2 ft 2 Duro-Last / SB IV * Min. 2-inch ACFoam II, Duro-Guard Iso II-A or ACFoam III, Duro-Guard Iso III-A Note 2 1 per 4 ft 2 Duro-Last / SB I * Min. 2-inch ACFoam III, Duro-Guard Iso III-A Note 2 1 per 4 ft 2 Duro-Last / WB I * Min inch Invinsa Roof Board Note 2 1 per 2 ft 2 Duro-Last / SB IV *

11 SC-14. SC-15. SC-16. SC-17. SC-18. SC-19. SC-20. SC-21. SC-22. SC-23. Deck steel or steel or steel or steel or steel or steel or steel or steel or steel or steel DURO-FLEECE PLUS MEMBRANE APPLICATIONS: SC-24. SC-25. SC-26. SC-27. SC-28. steel or steel or steel or steel or steel or TABLE 2B: STEEL OR STRUCTURAL CONCRETE - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-1: MECHANICALLY ATTACHED INSULATION, BONDED ROOF COVER Base Insulation Layer (Optional) (Optional) (Optional) (Optional), min. 1.5-inch thick, min. 1.5-inch thick (Optional), min. 1.5-inch thick (Optional), min. 1.5-inch total thickness (Optional) (Optional) (Optional) (Optional) (Optional), min. 1.5-inch thick Top Insulation Layer Type Fasteners Attach Roof Cover (Note 16) Min inch Dens Deck or Dens Deck Prime Note 2 1 per 2 ft 2 Duro-Last / SB I or WB II * Gypsum-Fiber Roof Board Min. 5/8-inch SECUROCK Gypsum-Fiber Roof Board Min. 2-inch ACFoam II, Duro-Guard Iso II-A Gypsum-Fiber Roof Board Min inch Dens Deck Prime Min inch Dens Deck Min. 2-inch ACFoam IV, Duro-Guard Iso IV-A Min. 15/32-inch APA Rated, Grade B-C plywood Min. 0.5-inch SECUROCK Gypsum Fiber Roof Board Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A, ACFoam III, Duro-Guard Iso III-A, H-Shield, Duro-Guard Iso II-H, ENRGY 3 or ISO 95+ GL or min. 2-inch ACFoam IV or Duro-Guard Iso IV-A Min. 0.5-inch Dens Deck or SECUROCK Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A, ACFoam III or ISO 95+ GL Note 2 1 per 2 ft 2 Duro-Last / WB II * Note 2 1 per 4 ft 2 Duro-Last / WB II * Dekfast #15 with Dekfast Hex Note 2 Note 2 (#15 Extra Heavy Duty only) Dekfast #15 with Dekfast Hex Note 2 (#15 Extra Heavy Duty only) OMG XHD with OMG Flat Bottom Plates (3-inch square metal) Trufast #12 DP with Trufast 3 Metal Insulation Plate 1 per 2 ft 2 Duro-Last / SB I per Duro-Last / SB IV ft 1 per Duro-Last / SB IV ft 1 per 2 ft 2 Duro-Last / SB I or WB II per 2 ft 2 Duro-Last / SB IV per 2 ft 2 Duro-Last / SB I or WB II per 1 ft 2 Duro-Tuff / WB II Note 2 1 per 2 ft 2 Duro-Fleece Plus / WB II * Note 2 1 per 2 ft 2 Duro-Fleece Plus / WB II * Note 2 1 per 2 ft 2 Duro-Fleece Plus / Duro-Fleece Adhesive Min. 0.5-inch Dens Deck Note 2 1 per 2 ft 2 Duro-Fleece Plus / Duro-Fleece Adhesive Min inch Dens Deck Prime Note 2 * * 1 per Duro-Fleece Plus / WB II ft Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 7 of 23

12 TABLE 2C: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: MECHANICALLY ATTACHED INSULATION, PLATE-BONDED ROOF COVER S-1. S-2. S-3. S-4. S-5. S-6. S-7. S-8. S-9. S-10. Deck Min. 18 ga., type B, Grade 33 steel B, Grade 33 steel B, Grade 40 steel B, Grade 80 steel B, Grade 33 steel B, Grade 33 steel B, Grade 33 steel Min. 18 ga., type B, Grade 33 steel Min. 18 ga., type B, Grade 33 steel B, Grade 40 steel Insulation Layer, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch Fasteners Drill Point Fasteners with Drill Point Fasteners with SFS Intec Dekfast DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates SFS Intec Dekfast DF-#12-PH3 or DF-#15-PH3 Fastener with isoweld F1-P-6.8-PVC Plates Drill Point Fasteners with Drill Point Fasteners with Drill Point Fasteners with Drill Point Fasteners with Drill Point Fasteners with SFS Intec Dekfast DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates Attach Density 12-inch o.c. in rows spaced 60-inch o.c. 1 per 4 ft 2 (2 x 2-ft grid) 6 ft 2 per fastener 2 x 3-ft grid, staggered 6 ft 2 per fastener 2 x 3-ft grid, staggered 1 per 6 ft 2 (24 x 36 inch grid pattern) 1 per 6 ft 2 (24 x 36 inch grid pattern) 1 per 2.29 ft 2 (14 parts per 4 x 8 ft board in 18 x 18 inch grid pattern) 6-inch o.c. in rows spaced 120-inch o.c. 12-inch o.c. in rows spaced 48-inch o.c. 12-inch o.c. in rows spaced 60-inch o.c. Roof Cover / Attach Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro- Last EV (min. 50-mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro- Last EV (min. 50-mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Tuff (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool * * Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 8 of 23

13 TABLE 2C: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: MECHANICALLY ATTACHED INSULATION, PLATE-BONDED ROOF COVER S-11. S-12. S-13. S-14. S-15. S-16. S-17. S-18. S-19. S-20. Deck B, Grade 80 steel Min. 18 ga., type B, Grade 33 steel Min. 18 ga., type B, Grade 33 steel Min. 20 ga., Type N, Grade 40 steel B, Grade 40 steel B, Grade 80 steel Min. 18 ga., type B, Grade 33 steel Min. 18 ga., type B, Grade 33 steel B, Grade 40 steel B, Grade 80 steel Insulation Layer, min. 1.5-inch One or more layers DURO- GUARD ISO II-A, DURO-GUARD ISO II-G, DURO-GUARD ISO II-H, DURO-GUARD ISO III-A or DURO-GUARD ISO III-H; top layer min. 1-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch Fasteners SFS Intec Dekfast DF-#12-PH3 or DF-#15-PH3 Fastener with isoweld F1-P-6.8-PVC Plates Drill Point Fasteners with Drill Point Fasteners with OMG XHD with RHINOBOND Insulation Plate SFS Intec Dekfast DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates SFS Intec Dekfast DF-#12-PH3 or DF-#15-PH3 Fastener with isoweld F1-P-6.8-PVC Plates Drill Point Fasteners with Drill Point Fasteners with SFS Intec Dekfast DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates SFS Intec Dekfast DF-#12-PH3 or DF-#15-PH3 Fastener with isoweld F1-P-6.8-PVC Plates Attach Density 12-inch o.c. in rows spaced 60-inch o.c. 6-inch o.c. in rows spaced 72-inch o.c. 6-inch o.c. in rows spaced 96-inch o.c. 1 per 4 ft 2 (8 parts per 4 x 8 ft board) Parts spaced 24 o.c. in rows spaced 24 o.c., while maintaining fastener engagement with the top flange of the Type N deck profile. Every-other set of two (2) rows is staggered 8- inches from the previous set. 4 ft 2 per fastener 2 x 2-ft grid, staggered 4 ft 2 per fastener 2 x 2-ft grid, staggered 6-inch o.c. in rows spaced 48-inch o.c. 6-inch o.c. in rows spaced 60-inch o.c. 3 ft 2 per fastener 1.5 x 2-ft grid, staggered 3 ft 2 per fastener 1.5 x 2-ft grid, staggered Roof Cover / Attach Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro- Last EV (min. 50-mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro- Last EV (min. 50-mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro- Last EV (min. 50-mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 9 of 23

14 TABLE 2C: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: MECHANICALLY ATTACHED INSULATION, PLATE-BONDED ROOF COVER S-21. S-22. S-23. Deck Min. 18 ga., type B, Grade 33 steel B, Grade 40 steel B, Grade 80 steel Insulation Layer, min. 1.5-inch, min. 1.5-inch Fasteners Drill Point Fasteners with SFS Intec Dekfast DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates SFS Intec Dekfast DF-#12-PH3 or DF-#15-PH3 Fastener with isoweld F1-P-6.8-PVC Plates Attach Density 6-inch o.c. in rows spaced 48-inch o.c. 6-inch o.c. in rows spaced 60-inch o.c. 6-inch o.c. in rows spaced 60-inch o.c. Roof Cover / Attach Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 10 of 23

15 STANDARD LAP SYSTEMS: S-24. S-25. S-26. S-27. S-28. S-29. S-30. S-31. S-32. Deck Min. 22 ga., Type B, 50 ksi steel Min. 22 ga., Type B, 50 ksi steel Min. 22 ga., Type B, Grade 33 steel Min. 18 ga., Type B, Grade 33 steel Min. 22 ga., Type B, 50 ksi steel Min. 22 ga., Type B, 50 ksi steel Min. 22 ga., Type B, Grade 33 steel B, Grade 80 steel Min. 22 ga., Type B, 50 ksi steel DURO-ROOF LAP SYSTEMS: S-33. S-34. Min. 22 ga., Type B, Grade 33 steel B, Grade 80 steel TABLE 2D: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D-1: PRELIMINARILY ATTACHED INSULATION, MECHANICALLY ATTACHED ROOF COVER, min. 1-inch, min. 1-inch Insulation Roof Cover Type Attach Membrane Fasteners Attach, min. 1.5-inch, min. 1.5-inch, min. 1-inch, min. 1-inch, min. 1.5-inch total thickness, min. 16-psi top layer, min. 1.5-inch, min. 1-inch, min. 1.5-inch, min. 1.5-inch Duro-Last EV, min. 50-mil Duro-Last EV, min. 50-mil Duro-Last EV, min. 50-mil Duro-Last EV, min. 50-mil Duro-Tuff, min. 50 mil Duro-Last EV, min. 50-mil Last Poly-Plate Last Cleat Plate Last Cleat Plate Last Poly-Plate Last Poly-Plate Last Poly-Plate Drill Point Fasteners with Duro- Last Cleat Plates Drill Point Fasteners with Duro- Last 2.4-inch Barbed Metal Plates Last Cleat Plate Last Cleat Plate Drill Point Fasteners with Duro- Last 3-inch Metal Plates Standard Lap fastened 18-inch o.c. within 6-inch wide tabs spaced 54-inch o.c. Standard Lap fastened 12-inch o.c. within 6-inch wide tabs spaced 54-inch o.c. Standard Lap fastened 12-inch o.c. within 5.75-inch wide tabs spaced 120-inch o.c. Standard Lap fastened 9-inch o.c. within 3-inch wide tabs spaced 60-inch o.c. Standard Lap fastened 12-inch o.c. within 6-inch wide tabs spaced 54-inch o.c. Standard Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 114-inch o.c. Standard Lap fastened 12-inch o.c. within 4-inch wide laps with min. 1.5-inch wide welds spaced 116-inch o.c. Standard Lap fastened 6-inch o.c. within 3-inch wide tabs spaced 84-inch o.c. Standard Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 54-inch o.c. Duro-Roof Lap fastened 12-inch o.c. within 5.75-inch wide tabs spaced 120-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 12-inch o.c. within 6-inch wide tabs spaced 57-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 11 of 23

16 S-35. S-36. S-37. S-38. S-39. S-40. S-41. S-42. Deck B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel B, Grade 80 steel TABLE 2D: STEEL DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE D-1: PRELIMINARILY ATTACHED INSULATION, MECHANICALLY ATTACHED ROOF COVER Insulation Roof Cover Type Attach Membrane Fasteners Attach, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch Last Cleat Plate Last Cleat Plate Last Batten Bar Drill Point Fasteners with Duro- Last 3-inch Metal Plates Last Cleat Plate Last Cleat Plate Last Cleat Plate Drill Point Fasteners with OMG 2-3/8 Eyehook Plates Duro-Roof Lap fastened 12-inch o.c. within 5.75-inch wide tabs spaced 84-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 12-inch o.c. within 5.75-inch wide tabs spaced 57-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 3-inch wide tabs spaced 60-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 120-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 5.75-inch wide tabs spaced 120-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 5.75-inch wide tabs spaced 84-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 5.75-inch wide tabs spaced 57-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal. Duro-Roof Lap fastened 6-inch o.c. within 6-inch wide tabs spaced 25-inch o.c. Tab Sealer 4725 at max. 60 ft2/gal Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 12 of 23

17 TABLE 2E: STEEL DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE D-2: THERMAL BARRIER WITH VAPOR BARRIER, PRELIMINARILY ATTACHED INSULATION, MECHANICALLY ATTACHED ROOF COVER S-43. S-44. Deck Min. 22 ga., Type B, Grade 40 steel Min. 22 ga., Type B, Grade 40 steel Thermal Barrier Min inch Dens Deck Prime, loose-laid, adhered or mech. ed Min inch Dens Deck Prime, loose-laid, adhered or mech. ed Vapor Barrier Duro-Last Vapor Barrier, selfadhering Duro-Last Vapor Barrier, selfadhering Insulation Roof Cover Slip Sheet Base Top Attach Membrane Fasteners Attach layers DURO-GUARD ISO II-A, DURO-GUARD ISO II- G, DURO-GUARD ISO II-H, DURO-GUARD ISO III-A or DURO-GUARD ISO III-H, DURO-GUARD EPS Type II-C or DURO-GUARD EPS FGF loose-laid layers DURO-GUARD ISO II-A, DURO-GUARD ISO II- G, DURO-GUARD ISO II-H, DURO-GUARD ISO III-A or DURO-GUARD ISO III-H, DURO-GUARD EPS Type II-C or DURO-GUARD EPS FGF loose-laid (Optional if using base layer(s) insulation) Min. 0.5-inch DURO- GUARD EPS Type II-C or DURO-GUARD EPS FGF (Optional if using base layer(s) insulation) Min. 0.5-inch DURO- GUARD EPS Type II-C or DURO-GUARD EPS FGF Duro-Last #14 Heavy Duty with Duro-Last 3-inch Metal Plates; 1 per 5.3 ft 2 ; 6 parts per 4x8 ft board Duro-Last #14 Heavy Duty with Duro-Last 3-inch Metal Plates; 1 per 5.3 ft 2 ; 6 parts per 4x8 ft board Geotextile slip sheet, loose-laid Geotextile slip sheet, loose-laid Duro-Tuff, min. 50 mil Duro-Last #15 Extra Heavy Duty Drill Point Fastener with Duro- Last Poly-Plate or Duro-Last Cleat Plate Duro-Last #15 Extra Heavy Duty Drill Point Fastener with Duro- Last Poly-Plate or Duro-Last Cleat Plate Standard Lap fastened 12-inch o.c. within 3-inch wide tabs spaced 60-inch o.c. Standard Lap fastened 12-inch o.c. within 6-inch wide laps spaced 54-inch o.c. Side laps sealed with 1.5-inch heatweld Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 13 of 23

18 C-1. C-2. C-3. C-4. C-5. C-6. C-7. C-8. C-9. C-10. Deck TABLE 3A: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION OR REROOF (TEAR-OFF) SYSTEM TYPE A-1: BONDED INSULATION, BONDED ROOF COVER Base Insulation Layer Top Insulation Layer Type Attach Type Attach (Optional) Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A Min. 2-inch ISO 95+ GL Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A, H-Shield, Duro-Guard Iso II-H or ENRGY 3 Min inch, min. 1.0 pcf, FM Approved, ASTM C578 expanded polystyrene Min inch, min. 1.0 pcf, FM Approved, ASTM C578 expanded polystyrene Min. 1.5-inch ACFoam II, Duro-Guard Iso II-A, H-Shield, Duro-Guard Iso II-H Pliodeck, Insta-Stick, or OB500 Hot asphalt Pliodeck, Insta-Stick, or OB500 Hot asphalt Pliodeck, Insta-Stick, or OB500 Pliodeck HA, Insta-Stik, or OB500 OlyBond Classic Min inch Dens Deck (Optional) Additional layers of base insulation (Optional) Additional layers of base insulation (Optional) Additional layers of base insulation (Optional) Additional layers of base insulation Pliodeck, Insta-Stick, or OB500 Roof Cover (Note 16) Duro-Last / WB I Hot asphalt Duro-Last / SB I or WB II Pliodeck, Insta-Stick, or OB500 Duro-Last / SB I or WB II Hot asphalt Duro-Last / WB I Pliodeck, Insta-Stick, or OB500 Duro-Last / WB I Pliodeck Duro-Last / WB II HA, Insta-Stik, or OB500 Duro-Last / WB II Duro-Last / WB II Duro-Tuff / WB II OlyBond Classic Duro-Tuff / WB II Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 14 of 23

19 TABLE 3B: STRUCTURAL CONCRETE DECKS - NEW CONSTRUCTION, REROOF (TEAR-OFF) OR RECOVER SYSTEM TYPE C-2: MECHANICALLY ATTACHED INSULATION, PLATE-BONDED ROOF COVER C-11. C-12. C-13. C-14. C-15. C-16. C-17. C-18. C-19. C-20. C-21. C-22. Deck Insulation Layer, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch, min. 1.5-inch Fasteners Duro-Last #14 HD with Duro-Last #14 HD with SFS Intec Dekfast DF-#14-PH3 or DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates Duro-Last #14 HD with SFS Intec Dekfast DF-#14-PH3 or DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates Duro-Last #14 HD with SFS Intec Dekfast DF-#14-PH3 or DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates Duro-Last #14 HD with Duro-Last #14 HD with Duro-Last #14 HD with SFS Intec Dekfast DF-#14-PH3 or DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates SFS Intec Dekfast DF-#14-PH3 or DF-#15-PH3 with isoweld F1-P-6.8-PVC Plates Attach Density 12-inch o.c. in rows spaced 60- inch o.c. 12-inch o.c. in rows spaced 48- inch o.c. 6 ft 2 per fastener 2 x 3-ft grid, staggered 6-inch o.c. in rows spaced 60- inch o.c. 12-inch o.c. in rows spaced 60- inch o.c. 6-inch o.c. in rows spaced 48- inch o.c. 4 ft 2 per fastener 2 x 2-ft grid, staggered 1 per 2.67 ft 2 (12 parts per 4 x 8 ft board) 1 per 2.67 ft 2 (12 parts per 4 x 8 ft board) 1 per 2 ft 2 (16 parts per 4 x 8 ft board) 3 ft 2 per fastener 1.5 x 2-ft grid, staggered 6-inch o.c. in rows spaced 60- inch o.c. Roof Cover / Attach Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro-Last EV (min. 50-mil) induction welded to using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro-Last EV (min. 50-mil) induction welded to using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last (min. 40-mil), Duro-Tuff (min. 50-mil) or Duro-Last EV (min. 50-mil) induction welded to using Rhinobond Installation Tool Duro-Tuff (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last (min. 60 mil) induction welded to RHINOBOND Insulation Plate using Rhinobond Installation Tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Duro-Last () induction welded to SFS isoweld F1-P-6.8-PVC Plates with SFS isoweld 3000 stand-up tool Prepared by: Robert Nieminen, PE Duro-Last Roofing, Inc.; (800) Appendix 1, Page 15 of 23