Since 1904, CertainTeed has supplied excellence in its quality exterior and interior building products. Reliability and performance wrapped in beauty. CertainTeed: quality building products manufacturer. Quality made certain, Satisfaction guaranteed.
Roofing shingles and materials, plus factory-certified roofers (including ratings from real homeowners!) from North America's largest roofing manufacturer. Residential and commercial roofing, shingles, slate, roof ventilation, roof underlayments, asphaltic and TPO roof membranes.