Products / GAF Timberline Cool Series

GAF's Timberline Cool Series Energy-Saving Shingles are highly reflective architectural asphalt shingles that GAF said can help reduce attic temperatures and air-conditioning costs. GAF's product page listed them as ENERGY STAR certified (U.S. only), made with Advanced Protection Shingle Technology, sealed with Dura Grip adhesive, and carrying StainGuard algae protection.