Class 4 Singles: GAF Timberline® AS II, our Best-selling Impact Resistant Shingles | GAF Roofing

Timberline® AS II Shingles with UL 2218 Class 4 impact resistance give your roof a fighting chance in hail prone areas and help protect it against wind and blue-green algae too.

To learn more about GAF Timberline AS II Shingles, visit

More homes and businesses in the U.S. are protected by a GAF roof than by any other product. We are the leading roofing manufacturer in North America, with plants strategically located across the U.S. As a Standard Industries company, GAF is part of the largest roofing and waterproofing business in the world. Connect with us:

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