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Manufacturers |
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MANUFECTURERS CERTIFICATIONS |
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GAF Materials
America's largest and oldest
roofing manufacturer
since 1884.
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Owen' s Corning
Owens Corning, the company that invented glass fiber |
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Johns Manville
Commercial / Industrial Roofing
Solutions of Built-up and
Modified Bitumen Roofing Systems
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U.S. Intec, Inc.
One of the largest domestic manufacturers of APP (atactic polypropylene) and SBS (styrene-butadiene-styrene) modified bitumen roofing membranes. |
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GS Roofing Products
The finest full-line asphalt roofing manufacturers
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Firestone
Building products company
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Certain Teed Corporation
Roofing Products Group
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Elk Corporation
Elk originated the High Definition® look. |
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US Tile
Makers of authentic lightweight clay tile
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DuraLite
The Ultimate Shake Replacement (monier lifetile) |
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| © 2007. Cal Top Roofing Inc. All rights reserved |
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