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Tamko
 TAMKO Building Products, In is the nation’s leading independent manufacturer of residential and commercial roofing products, waterproofing, composite decking and railing systems, and cements and coatings. With more than 60 years in the industry, TAMKO’s success is the direct result of teamwork, enduring relationships with customers, suppliers and employees, and its commitment to Six Sigma continuous quality improvement with its foundation based on the total quality management principles of Dr. W. Edwards Deming.
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Certainteed
 CertainTeed has earned a reputation as a premier building materials manufacturer for more than 100 years.
For every part of the home, CertainTeed offers a quality line of Vinyl Siding, Fiber Cement Siding, Trim, Roofing, Vinyl Windows, Insulation, Fence, Railing, Deck, Pipe and Foundation products.
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Timberline
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