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September 17, 2013 WELLS FARGO AGRIBOARD PANEL REPAIR <br />ZEPHYR COMMONS <br />SECTION 07543 - THERMOPLASTIC POLYOLEFIN (TPO) ROOFING <br />PART 1 - GENERAL <br />1.1 SUMMARY <br />A. Section Includes: <br />1. Adhered TPO membrane roofing system. <br />2. Roof insulation. <br />501-2717-033 <br />B. Section also includes a phased, temporary peel -back of existing membrane for <br />deck repair and temporary reinstallation to maintain a waterproof membrane. <br />After deck repairs are complete, remove and dispose of entire existing <br />membrane and provide the new membrane specified herein. <br />C. Related Sections: <br />1. Section 06100 "Rough Carpentry" for wood nailers, curbs, and blocking. <br />2. Section 06160 "Sheathing" for wood -based, structural -use deck panels. <br />3. Section 07210 "Building Insulation" for insulation beneath the roof deck. <br />4. Section 07620 "Sheet Metal Flashing and Trim" for metal roof penetration <br />flashings, flashings, and counterflashings. <br />1.2 DEFINITIONS <br />A. TPO: Thermoplastic polyolefin. <br />B. Roofing Terminology: See ASTM D 1079 and glossary in NRCA's "The NRCA <br />Roofing and Waterproofing Manual" for definitions of terms related to roofing <br />work in this Section. <br />1.3 PERFORMANCE REQUIREMENTS <br />A. General Performance: Installed membrane roofing and base flashings shall <br />withstand specified uplift pressures, thermally induced movement, and exposure <br />to weather without failure due to defective manufacture, fabrication, installation, <br />or other defects in construction. Membrane roofing and base flashings shall <br />remain watertight. <br />B. Material Compatibility: Provide roofing materials that are compatible with one <br />another under conditions of service and application required, as demonstrated by <br />membrane roofing manufacturer based on testing and field experience. <br />C. Roofing System Design: Provide membrane roofing system that is identical to <br />systems that have been successfully tested by a qualified testing and inspecting <br />THERMOPLASTIC POLYOLEFIN (TPO) ROOFING 07543 - 1 <br />