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SHSC HVAC and Roof Replacement Smith Sinnett / 2020072 <br />Orange County, North Carolina <br /> <br />ROOF ACCESSORIES 07 72 00 - 2 <br />1.5 DELIVERY, STORAGE, AND HANDLING <br />A. Pack, handle, and ship roof accessories properly labeled in heavy-duty packaging to prevent damage. <br />1.6 PROJECT CONDITIONS <br />A. Field Measurements: Verify required openings for each type of roof accessory by field measurements <br />before fabrication and indicate measurements on Shop Drawings. <br />1.7 COORDINATION <br />A. Coordinate layout and installation of roof accessories with roofing membrane and base flashing <br />and interfacing and adjoining construction to provide a leakproof, weathertight, secure, and noncorrosive <br />installation. <br />B. With Architect's approval, adjust location of roof accessories that would interrupt roof drainage routes. <br />1.8 WARRANTY <br />A. Special Warranty on Painted Finishes: Manufacturer's standard form in which manufacturer agrees to <br />repair finish or replace roof accessories that show evidence of deterioration of factory-applied finishes <br />within specified warranty period. <br />1. Fluoropolymer Finish: Deterioration includes, but is not limited to, the following: <br />a. Color fading more than 5 Hunter units when tested according to ASTM D 2244. <br />b. Chalking in excess of a No. 8 rating when tested according to ASTM D 4214. <br />c. Cracking, checking, peeling, or failure of paint to adhere to bare metal. <br />2. Finish Warranty Period: 20 years from date of Final Completion. <br />PART 2 - PRODUCTS <br />2.1 MANUFACTURERS <br />A. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that <br />may be incorporated into the Work include, but are not limited to, manufacturers listed in other Part 2 <br />articles. <br />2.2 METAL MATERIALS <br />A. Galvanized Steel Sheet: ASTM A 653/A 653M, G90 coated and mill phosphatized for field painting. <br />B. Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A 792/A 792M, AZ50 coated. <br />C. Prepainted, Metallic-Coated Steel Sheet: Steel sheet metallic coated by hot-dip process and prepainted by <br />coil-coating process to comply with ASTM A 755/A 755M. <br />D. Galvanized Steel Sheet: ASTM A 653/A 653M, G90 coated. <br />E. Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A 792/A 792M, Class AZ50 coated. <br />F. Exposed Finishes: High-Performance Organic Finish (2-Coat Fluoropolymer): Prepare, pretreat, and <br />apply coating to exposed metal surfaces to comply with coating and resin manufacturer's written <br />instructions. <br />1. Fluoropolymer 2-Coat System: Manufacturer's standard 2-coat, thermocured system consisting of <br />specially formulated inhibitive primer and fluoropolymer color topcoat containing not less than 70 <br />DocuSign Envelope ID: 94E7997D-4F29-42F6-A9B4-0A160438D2A6