Founded in 1886, GAF is the largest roofing manufacturer in North America. With 29 manufacturing plants, the company’s products include a comprehensive portfolio of residential and commercial roofing systems. For more information about GAF, visit

Rated #1 in shingle quality by U.S. contractors and home builders


GAF offers a complete Lifetime Roofing System, including best-in-class shingles and roofing accessories. Among the many Lifetime Shingle choices, Timberline HD® Shingles with Advanced Protection® Shingle Technology are the number one selling shingles in North America. GAF also offers a line of Ultra-Premium Lifetime Designer Shingles with uncompromising performance at a fraction of the cost of slate or wood shakes. The GAF Lifetime Roofing System has earned the prestigious Good Housekeeping Seal, and continues to satisfy customers with lasting quality and durability.


GAF offers the major low-slope roofing technologies, including repair and maintenance products and roof restoration systems, as well as new roofing systems. Its Ruberoid® and GAFGLAS® asphaltic roofing brands are two of the most enduring and trusted names in commercial roofing. GAF’s EverGuard Extreme® high-performance TPO is formulated for the most extreme applications, including solar, and was recognized with a Product Innovation Award from Architectural Products Magazine. GAF is also a leader in ISO insulation manufacturing, with three state-of-the-art plants strategically located throughout the U.S. GAF's goal is to help contractors build their businesses by matching the right roofing technology to their clients' specific needs.