发明授权
US07923108B2 Built-up roofing surfacing sheets and methods of manufacture 有权
建筑屋顶表面板和制造方法

Built-up roofing surfacing sheets and methods of manufacture
摘要:
Built-up roofing surfacing sheets that include a white, resin coated aluminum foil adhered to one side of an asphalt-impregnated fiberglass mat and sand adhered to the other side of the asphalt-impregnated fiberglass mat, the surfacing sheet being compliant with the requirements of California Code of Regulations, Title 24 in effect as of Sep. 11, 2006, and methods of manufacturing the built-up roofing surfacing sheets.
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