![]() ![]() Sheet copper for roofing systems is typically produced to meet requirements in ASTM B370: Standard Specification for Copper Sheet and Strip for Building Construction. 1.4 Industry-Specific Standards, Codes Requirements, and Compliance The trade association for copper roofing products is Copper Development Association, Inc. 1.3.1 Current Manufacturers 1.3.2 Industry Trade Associations Such products are also often locally produced by skilled sheet metal roofing contractors.
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