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SHSC HVAC and Roof Replacement Smith Sinnett / 2020072 <br />Orange County, North Carolina <br /> <br />ROOF ACCESSORIES 07 72 00 - 3 <br />percent polyvinylidene fluoride resin by weight; complying with physical properties and coating <br />performance requirements <br />G. High-Performance Organic Finish (2-Coat Fluoropolymer): AA-C12C40R1x (Chemical Finish: Cleaned <br />with inhibited chemicals; Chemical Finish: Conversion coating; Organic Coating: Manufacturer's <br />standard 2-coat, thermocured system consisting of specially formulated inhibitive primer and <br />fluoropolymer color topcoat containing not less than 70 percent polyvinylidene fluoride resin by weight). <br />Prepare, pretreat, and apply coating to exposed metal surfaces to comply with AAMA 2604 and with <br />coating and resin manufacturer's written instructions. <br />1. Color and Gloss: As selected by Architect from manufacturer's full range <br />H. Steel Tube: ASTM A 500, round tube, baked-enamel finished. <br />I. Galvanized Steel Tube: ASTM A 500, round tube, hot-dip galvanized to comply with <br />ASTM A 123/A 123M. <br />J. Galvanized Steel Pipe: ASTM A 53/A 53M. <br />K. All metal roofing components, including roof panels, ridge caps, gutters, downspouts, fascias, scuppers, <br />gravel stop, flashings and parapet copings shall be able to be provided in the same color at the Architects <br />discretion. <br /> <br />2.3 MISCELLANEOUS MATERIALS <br />A. Polyisocyanurate Board Insulation: ASTM C 1289, 1 inch thick. <br />B. Wood Nailers: Softwood lumber, pressure treated with waterborne preservatives for aboveground use, <br />complying with AWPA C2; not less than 1-1/2 inches thick. <br />2.4 ROOF CURBS <br />A. Roof Curbs: Provide metal roof curbs, internally reinforced and capable of supporting superimposed live <br />and dead loads, including equipment loads and other construction to be supported on roof curbs. <br />Fabricate with welded or sealed mechanical corner joints, with integral metal cant and integral formed <br />mounting flange at perimeter bottom. Coordinate dimensions with rough-in information or Shop <br />Drawings of equipment to be supported. <br />1. Available Manufacturers: <br />a. Colony Custom Curbs. <br />b. Commodity Products Company, Inc. <br />c. Conn-Fab Sales, Inc. <br />d. Curbs Plus Inc. <br />e. Custom Curb, Inc. <br />f. LM Curbs. <br />g. Loren Cook Company. <br />h. Metallic Products Corporation. <br />i. Pate Company (The). <br />j. Roof Products & Systems Corporation. <br />k. Roof Products, Inc. <br />l. Thaler Metal Industries Ltd. <br />m. ThyCurb; Div. of Thybar Corporation. <br />n. Uni-Curb, Inc. <br />o. Vent Products Company, Inc. <br />2. Load Requirements: Refer to actual cut sheet for selected product for load requirements. <br />3. Material: Aluminum-zinc alloy-coated steel sheet, 0.079 inch <br />a. Finish: High-performance organic coating <br />4. Factory insulate curbs with 1-1/2-inch- glass-fiber board insulation. <br />5. Curb height may be determined by adding thickness of roof insulation and minimum base flashing <br />height recommended by roofing membrane manufacturer. Fabricate units to minimum height of <br />12 inches, unless otherwise indicated. <br />DocuSign Envelope ID: 94E7997D-4F29-42F6-A9B4-0A160438D2A6