<p>News Release</p><p>For more information contact: For immediate release: Michael B. Loughery, CertainTeed November 4, 2010 (610) 341-7328 [email protected] www.certainteed.com/pressroom</p><p>CertainTeed® Highland Slate™ Roofing Shingles Offer Authentic Slate Appearance at Affordable Price</p><p>(Valley Forge, Pa.) – With its new Highland Slate™ roofing shingles, CertainTeed is equipping building professionals with a roofing option that combines the classic look of slate roofing with an unparalleled selection of vibrant color blends at an affordable value. </p><p>Using proprietary precision color blending technology, each tab is individually colored to provide a striking, distinctive appearance in six vibrant colors — Black Granite, Fieldstone, New England Slate, Smokey Quartz, Venetian Red and Tudor Brown. The four-tab asphalt composite shingles measure 18 inches by 36 inches and are accented with dark shadow lines and a full 8- inch exposure. To accentuate its premium look, the shingles can be accented with CertainTeed’s new Cedar Crest™ hip and ridge accessory. </p><p>“Highland Slate epitomizes rugged durability and toughness, blended with the old-world charm of natural slate roofing,” says Paul Batt, director of product marketing for CertainTeed Roofing. “The shingles offer an excellent value without sacrificing the high-performance attributes homeowners expect.”</p><p>Highland Slate is backed by CertainTeed’s legacy of quality and innovation, as well as a lifetime limited warranty, 110 mile-per-hour wind warranty, 15-year algae-resistant warranty and a 10- year SureStart® warranty. It meets ASTM E 108 for Class A fire resistance and UL 2390 for Class H wind resistance. An impact resistant version of Highland Slate is also available in four colors and meets the stringent UL 2218 for Class 4 impact resistance standards. The Cedar Crest News Release Highland Slate –Page 2 of 2 hip and ridge accessory is also available in an impact resistant version and offers the perfect finishing touch. </p><p>For more information on Highland Slate, visit certainteed.com.</p><p>About CertainTeed Through the responsible development of innovative and sustainable building products, CertainTeed has helped shape the building products industry for more than 100 years. Founded in 1904 as General Roofing Manufacturing Company, the firm's slogan "Quality Made Certain, Satisfaction Guaranteed," quickly inspired the name CertainTeed. Today, CertainTeed® is North America’s leading brand of exterior and interior building products, including roofing, siding, windows, fence, decking, railing, trim, foundations, pipe, insulation, gypsum, ceilings and access covers.</p><p>A subsidiary of Saint-Gobain, the world’s largest building products company, CertainTeed and its affiliates have more than 6,000 employees and more than 65 manufacturing facilities throughout the United States and Canada. In 2009, CertainTeed, which is headquartered in Valley Forge, Pa., was named ENERGY STAR Partner of the Year by the U.S. Environmental Protection Agency, a national award that recognizes environmentally responsible corporations. The group had total sales of approximately $3 billion in 2009. www.certainteed.com</p><p>##</p>