Exterior Research & Design, L.L.C. Building Science and Envelope Consultants

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1 Exterior Research & Design, L.L.C. Building Science and Envelope Consultants Certificate of Evaluation Report R1 Evaluation of R-Mer Span, R-Mer Loc and R-Mer Lite Non-Structural Metal Roofing Systems for Florida Product Approval #FL3671-R1 Prepared for: The Garland Company, Inc East 91 st Street Cleveland, OH Prepared by: Robert J.M. Nieminen, P.E. Florida Registration No Florida DCA ANE1983 Date of Issuance: November 16, 2004 Revised: September 19, 2005 ERD East: 2 Mattoon Road Waterbury, CT Voice (203) Fax (203) Main Office: th Avenue W Seattle, WA Voice (206) Fax (206)

2 Date of Issuance: 11/16/04; Revised: 09/19/05 Certificate of Page 2 of 3 Applicant: Product Category: Sub-Category: Evaluation Method: Compliance Statement: Standards: The Garland Company, Inc East 91 st Street Cleveland, OH Roofing Non-Structural Metal Roofing Method 1: Products specifically addressed in the FBC through performance criteria and standardized testing or comparative rational analysis methods. R-Mer Span, R-Mer Loc and R-Mer Lite non-structural metal roof systems, as produced by The Garland Company, have demonstrated compliance with the following sections of the 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. Section Property Standard Year Wind FM Wind UL Wind UL (rev 1998) Impact FM Fire UL Physicals ASTM A653, A ASTM B References: Entity Examination Reference Date FM Approvals FM W3A9.AM 12/15/1993 Underwriters Labs UL NK /14/1994 Underwriters Labs UL 580 R /20/1997 Underwriters Labs UL NK /20/2001 Metal Supplier QA Physicals Material Specs 10/04/2004 Underwriters Labs Quality Assurance R18691 Current Product Description: Name Type Width R-Mer Span R-Mer Loc Steel, 24 and 22 gauge Aluminum, and Steel, 24 and 22 gauge Aluminum, and , 16 or 18 12, 16 or 18 R-Mer Lite Aluminum-Zinc Alloy, 30 gauge various QA Documentation: 1. Listing through Underwriters Laboratories, Inc. (QUA 1743). Continued QA documentation comes in the form of the UL Mark on all product containers. 2. Non-Garland products (underlayment, insulation, fasteners) shall be manufactured under a quality assurance program administered by a Florida DCA Approved Quality Assurance Entity, and materials and/or packaging shall carry the appropriate labeling from the Quality Assurance Entity. ERD East: 2 Mattoon Road Waterbury, CT Voice (203) Fax (203) Main Office: th Avenue W Seattle, WA Voice (206) Fax (206)

3 Date of Issuance: 11/16/04; Revised: 09/19/05 Certificate of Page 3 of 3 Installation Requirements: 1. R-Mer Span, R-Mer Loc and R-Mer Span shall be installed in accordance with Garland published installation instructions, subject to the Limitations / Conditions of Use noted below. 2. System attachment requirements for wind load resistance and slope limitations are set forth in Appendix 1. Limitations / Conditions of Use: 1. This Evaluation Report is not for use in the HVHZ. 2. R-Mer Span and R-Mer Loc are considered Class B roof covers per FBC Section For other classifications, refer to a current Approved Roofing Materials Directory. 3. Perimeter terminations shall be designed and installed to resist the wind load requirements of FBC Chapter Roof decking and its attachment shall be specified and installed to meet project design criteria to the satisfaction of the AHJ. 5. 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 a tighter attachment density designed by a qualified design professional to resist the elevated pressure criteria. The maximum fastener spacing listed in Appendix 1 shall not be exceeded. 6. For existing roof decks (re-roof or recover), 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 TAS 105. Certification of Independence: 1. ERD East 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. ERD East 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. Continued Compliance: Evaluation for compliance 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 ERD or Robert Nieminen, P.E. if the product changes or the referenced Quality Assurance documentation changes. Respectfully submitted, Robert Nieminen, P.E. Florida Reg. No General Manager, ERD East robertn@exdesign.com ERD East: 2 Mattoon Road Waterbury, CT Voice (203) Fax (203) Main Office: th Avenue W Seattle, WA Voice (206) Fax (206)

4 Certificate of Appendix 1: Page 1 of 5 SYSTEM NO. 1-W-1: R-MER SPAN Wood, Non-Insulated New Construction or Re-Roof, Min. 19/32 plywood Min. 19/32-inch, exposure 1, APA rated (42/20) sheathing attached to nominal 2 x 6, or wood trusses with 2 x 4 upper chord or 22 ga., Grade 33 steel channels spaced max. 24-inch o.c. using (for wood) No x 1-7/8-inch long screws or 8d common nails or (to < 20 ga. steel) No x 1¼-inch long screws or (to 20 to 16 ga. steel) No x 1¼-inch long screws spaced 6-inch o.c. at panel edges and 12-inch o.c. at intermediate supports. None Underlayment: (Optional) ASTM D226, ASTM D2626 and/or ASTM D1970 sheet or Approved alternate 24 or 22 ga steel or or inch aluminum panels, max. 18-inch wide with 2-3/8-inch high seams. Panels shall be continuous from eave to ridge. Clips: 16 ga. coated or stainless steel clips measuring 5-3/8-inch long by 2-5/8-inch high Clip Spacing: Max. 24-inch o.c. Fasteners: Two No. 14 x 1-inch long, type A point screws per clip Max. Design Pressure: -45 psf Underlayment: SYSTEM NO. 1-S-1: R-MER SPAN Steel, Insulated or Non-Insulated New Construction or Re-Roof, Min. 22 ga. Min. 22 ga., Grade 33 steel decking and its attachment shall be as specified by the Designer of Record to meet project design criteria in accordance with FBC Chapter 22 to the satisfaction of the Authority Having Jurisdiction (Optional) Rigid insulation board approved for use with R-Mer Span system meeting fire classification requirements for the project. Note: Non-insulated systems may incorporate a thermal spacer each clip location. (Optional) ASTM D226, ASTM D2626 and/or ASTM D1970 sheet or Approved alternate 24 or 22 ga steel or or inch aluminum panels, max. 18-inch wide with 2-3/8-inch high seams. Panels shall be continuous from eave to ridge. Clips: 16 ga. coated or stainless steel clips measuring 5-3/8-inch long by 2-5/8-inch high. An optional 22 ga., 6 x 6 inch bearing plate may be installed at each clip location over rigid board insulation. Clip Spacing: Max. 48-inch o.c. Fasteners: Two No. 12 self-tapping plated or stainless steel screws without washers per clip Max. Design Pressure: -45 psf

5 Certificate of Appendix 1: Page 2 of 5 SYSTEM 2-W-1: R-MER LOC Wood, Non-Insulated New Construction or Re-Roof, Min. 19/32 plywood 1½:12 or greater Min. 19/32-inch, exposure 1, APA rated (42/20) sheathing attached to nominal 2 x 6, or wood trusses with 2 x 4 upper chord or 22 ga., Grade 33 steel channels spaced max. 24-inch o.c. using (for wood) No x 1-7/8-inch long screws or 8d common nails or (to < 20 ga. steel) No x 1¼-inch long screws or (to 20 to 16 ga. steel) No x 1¼-inch long screws spaced 6-inch o.c. at panel edges and 12-inch o.c. at intermediate supports. None Underlayment: (Optional) ASTM D226, ASTM D2626 and/or ASTM D1970 sheet or Approved alternate 24 or 22 ga steel, max. 18-inch wide or or inch aluminum panels, max. 12-inch wide with 1¾-inch high ribs. Panels shall be continuous from eave to ridge. Clips: 18 ga. coated or stainless steel clips measuring 3-inch long by 1-3/8-inch high Clip Spacing: Max. 36-inch o.c. Fasteners: Two No. 14 x 1-inch long, type A point screws per clip Max. Design Pressure: -45 psf Underlayment: Clips: Clip Spacing: Fasteners: Max. Design Pressure: SYSTEM 2-S-1: R-MER LOC Steel, Insulated or Non-Insulated New Construction or Re-Roof, Min. 22 ga. 1½:12 or greater Min. 22 ga., Grade 33 steel decking and its attachment shall be as specified by the Designer of Record to meet project design criteria in accordance with FBC Chapter 22 to the satisfaction of the Authority Having Jurisdiction (Optional) Rigid insulation board approved for use with R-Mer Span system meeting fire classification requirements for the project. Note: Non-insulated systems may incorporate a thermal spacer each clip location. (Optional) ASTM D226, ASTM D2626 and/or ASTM D1970 sheet or Approved alternate 24 or 22 ga steel, max. 18-inch wide or or inch aluminum panels, max. 12-inch wide with 1¾-inch high ribs. Panels shall be continuous from eave to ridge. 18 ga. coated or stainless steel clips measuring 3-inch long by 1-3/8-inch high. An optional 22 ga., 6 x 6 inch bearing plate may be installed at each clip location over rigid board insulation. Max. 48-inch o.c. Two No. 12 self-tapping plated or stainless steel screws without washers per clip -45 psf

6 Certificate of Appendix 1: Page 3 of 5 Hat Channel: Channel Spacing: Channel Attachment: Panel Attachment: Treatment: SYSTEM 3-W-1: R-MER LITE Wood, Insulated New Construction or Re-Roof, Min. ¾ plywood Min. ¾ plywood wood sheathing and its attachment shall be as specified by the Designer of Record to meet project design criteria in accordance with FBC Chapter 23 to the satisfaction of the Authority Having Jurisdiction. 22 ga., ¾-inch to 4-inch high with 1-inch wide upper horizontal face and 1-inch wide lower horizontal flanges. See max. design pressures below. Tru-Fast HD-D or TP, Olympic Heavy Duty, Dekfast #14 or #15 spaced 6-inch o.c. alternating on each side of the channel. Min. ¾-inch perlite or min. ½-inch DensDeck covered with max. 1-inch EPS from NOVA, AFM or BASF, or min. 1.5-inch Hy-Therm AP, Hy-Therm(a) AP, ACFoam II or Multi-Max located between hat channels at total thickness level with the top surface of hat channels. Note: FM Insured projects limit insulation to min. ¾-inch perlite and require preliminarily attachment of insulation with two fasteners per < 4 x 4 ft board or four fasteners per > 4 x 4 ft board. Min. 30 ga., coated & painted steel. Min. ¾-inch long Tru-Fast #12 D Hex Stainless, CF #14 Hex Self-Drill, Olympic #10 Hex Head or #10 Pancake Phillips Head Self-Drilling spaced max. 1¼-inch o.c. through 1½-inch lap seams or blind seams. All exposed fastener heads are coated with corrosion inhibiting coating in accordance with Garland published instructions. The lap seams are sealed with R-Mer Lite Butyl Seam Tape; sandwiched between panels at the lap or, to include the blind seam area applied directly over the hat channel prior to fastening Max. Design Pressure: Channel 8 ft o.c.: -30 psf Channel 6 ft o.c.: -45 psf

7 Certificate of Appendix 1: Page 4 of 5 Hat Channel: Channel Spacing: SYSTEM 3-S-1: R-MER LITE Steel, Insulated New Construction or Re-Roof, Min. 22 ga. steel Min. 22 ga., Grade 33 steel decking and its attachment shall be as specified by the Designer of Record to meet project design criteria in accordance with FBC Chapter 22 to the satisfaction of the Authority Having Jurisdiction. 22 ga., ¾-inch to 4-inch high with 1-inch wide upper horizontal face and 1-inch wide lower horizontal flanges. See max. design pressures below. Channel Attachment: Tru-Fast ¼-14 x 7/8-inch Lap Screws, CF ¼-14 x 7/8-inch HWH Lap Screws, Olympic Heavy Duty, Dekfast #14 or #15 Heavy spaced 6-inch o.c. alternating on each side of the channel. Min. ¾-inch perlite or min. ½-inch DensDeck covered with max. 1-inch EPS from NOVA, AFM or BASF, or min. 1.5-inch Hy-Therm AP, Hy-Therm(a) AP, ACFoam II or Multi-Max located between hat channels at total thickness level with the top surface of hat channels. Note: FM Insured projects require preliminarily attachment of insulation with two fasteners per < 4 x 4 ft board or four fasteners per > 4 x 4 ft board. Min. 30 ga., coated & painted steel. Panel Attachment: Min. ¾-inch long Tru-Fast #12 D Hex Stainless, CF #14 Hex Self-Drill, Olympic #10 Hex Head or #10 Pancake Phillips Head Self-Drilling spaced max. 1¼-inch o.c. through 1½-inch lap seams or blind seams. Treatment: All exposed fastener heads are coated with corrosion inhibiting coating in accordance with Garland published instructions. The lap seams are sealed with R-Mer Lite Butyl Seam Tape; sandwiched between panels at the lap or, to include the blind seam area applied directly over the hat channel prior to fastening Max. Design Pressure: Channel 8 ft o.c.: -30 psf Channel 6 ft o.c.: -45 psf

8 Certificate of Appendix 1: Page 5 of 5 Hat Channel: Channel Spacing: Channel Attachment: SYSTEM 3-S-2: R-MER LITE Steel, Insulated New Construction or Re-Roof, Min. 22 ga. steel Min. 22 ga., Grade 33 steel decking and its attachment shall be as specified by the Designer of Record to meet project design criteria in accordance with FBC Chapter 22 to the satisfaction of the Authority Having Jurisdiction. 22 ga., min. ¾-inch high with 1-inch wide upper horizontal face and 1-inch wide lower horizontal flanges. Assembled in a rectangular grid max. 10 ft wide with cross-spacing per max. design pressures below. No truss heat, drill point screws spaced 6-inch o.c. alternating on each side of the channel. Min. ¾-inch perlite or min. ½-inch DensDeck covered with max. 1-inch EPS from NOVA, AFM or BASF, or min. 1.5-inch Hy-Therm AP, Hy-Therm(a) AP, ACFoam II or Multi-Max located between hat channels at total thickness level with the top surface of hat channels. Note: FM Insured projects require preliminarily attachment of insulation with two fasteners per < 4 x 4 ft board or four fasteners per > 4 x 4 ft board. Min. 30 ga., coated & painted steel. Panel Attachment: No by ¾-inch long sheet metal screws with a hex washer head spaced max. 1¼-inch o.c. through 1½inch lap seams or blind seams. Treatment: All exposed fastener heads are coated with corrosion inhibiting coating in accordance with Garland published instructions. The lap seams are sealed with R-Mer Lite Butyl Seam Tape; sandwiched between panels at the lap or, to include the blind seam area applied directly over the hat channel prior to fastening Max. Design Pressure: Channel 8 ft o.c.: psf Channel 6 ft o.c.: psf Channel 5 ft o.c.: psf