 | CertainTeed
Premier building materials manufacturer for more than 100 years.
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 | GAF-Elk
North America's largest roofing manufacturer
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 | IKO
Setting the standard in quality roofing products.
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 | MALARKEY
Residential and commercial roofing products.
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 | Owens Corning
Residential roofing and siding products.
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 | TAMKO
The nation's leading independent manufacturer of residential and commercial roofing products, waterproofing, composite decking and railing systems, and cements and coatings.
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