Products / GAF Timberline AH

GAF's Timberline AH Shingles, also sold as Timberline American Harvest Shingles, are architectural asphalt shingles that GAF described as architecturally stylish yet practically priced. GAF's product page cited a custom-designed color palette of subtle blends with contrasting colors, Advanced Protection Shingle Technology, and Dura Grip adhesive.