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DocuSign Envelope ID: 313DA256 -1EDE- 4396- A716- 4C53B809027E <br />JERRY M. PASSMORE CENTER ADDITION AND RENOVATION <br />HILLSBOROUGH, NORTH CAROLINA <br />PART 2 - PRODUCTS <br />2.1 TPO MEMBRANE ROOFING <br />A. Fabric - Reinforced Thermoplastic Polyolefin Sheet: ASTM D 6878, internally fabric or scrim <br />reinforced, uniform, flexible TPO sheet. <br />Manufacturers: Subject to compliance with requirements, provide products by one of the <br />following: <br />a. Carlisle SynTec Incorporated. <br />b. Custom Seal Roofing. <br />C. Firestone Building Products Company. <br />d. GAF Materials Corporation. <br />e. GenFlex Roofing Systems. <br />f. Johns Manville. <br />g. Mule -Hide Products Co., Inc. <br />h. Stevens Roofing Systems; Division of JPS Elastomerics. <br />i. Versico Incorporated. <br />2. Thickness: 60 mils (1.5 mm), nominal. <br />3. Exposed Face Color: White. <br />A. General: Auxiliary membrane roofing materials recommended by roofing system manufacturer <br />for intended use, and compatible with membrane roofing. <br />1. Liquid -type auxiliary materials shall comply with VOC limits of authorities having <br />jurisdiction. <br />2. Adhesives and sealants that are not on the exterior side of weather barrier shall comply <br />with the following limits for VOC content when calculated according to 40 CFR 59, <br />Subpart D (EPA Method 24): <br />a. Plastic Foam Adhesives: 50 g/L. <br />b. Gypsum Board and Panel Adhesives: 50 g /L. <br />C. Multipurpose Construction Adhesives: 70 g /L. <br />d. Fiberglass Adhesives: 80 g/L. <br />e. Single -Ply Roof Membrane Adhesives: 250 g/L. <br />f. Other Adhesives: 250 g/L. <br />g. Single -Ply Roof Membrane Sealants: 450 g/L. <br />h. Nonmembrane Roof Sealants: 300 g/L. <br />i. Sealant Primers for Nonporous Substrates: 250 g/L. <br />j. Sealant Primers for Porous Substrates: 775 g/L. <br />B. Sheet Flashing: Manufacturer's standard unreinforced thermoplastic polyolefin sheet flashing, <br />55 mils (1.4 mm) thick, minimum, of same color as sheet membrane. <br />THERMOPLASTIC POLYOLEFIN (TPO) ROOFING (Alternate G -2) (Addendum #1) 075423 -5 <br />