Affiliations
http://www.certainteed.com
A leading North American manufacturer of building materials including roofing, vinyl and fiber cement siding, trim, fence, railing, decking, foundations, insulation, gypsum, ceilings, and pipe products.
A leading North American manufacturer of building materials including roofing, vinyl and fiber cement siding, trim, fence, railing, decking, foundations, insulation, gypsum, ceilings, and pipe products.
http://www.gaf.com
North America's largest manufacturer of residential roofing (sold under the GAF-Elk brand) and commercial roofing (sold under the GAF brand).
North America's largest manufacturer of residential roofing (sold under the GAF-Elk brand) and commercial roofing (sold under the GAF brand).
http://www.owenscorning.com
Since 1938, the company has continued to grow as a market-leading innovator of glass fiber technology.
Since 1938, the company has continued to grow as a market-leading innovator of glass fiber technology.