USG Corporation (NYSE:USG), a leading building materials manufacturer, announces the release of the industry’s lightest glass-mat roof board: USG Securock^® Brand Glass-Mat Roof Board, now with an UltraLight core. This roof board is up to 18% lighter than competitive glass-mat boards, making it a superior choice among contractors and installers.
Additional benefits of this product include:

• Use in mechanically attached systems
• Score and snap cleanly and easily
• Protection to the roof system from hail and foot traffic
• Fire-resistance for use as fire barrier and thermal barrier
• Unlimited slope in fire barrier applications
• Moisture- and mold-resistant core and facer
• Less itchiness, thanks to a tighter mat

“In order to provide our customers with the innovative solutions they desire, we are excited to provide the industry with the lightest glass-mat roof board available,” explained Derrick Hutchinson, Product Manager, Roofing Solutions, USG Corporation. “As we remain focused on increased productivity, with 18% lighter weight than competitive products, we are confident that customers will instantly feel the difference and their jobs will become easier.”
This product will be available in both 1/2-inch and 5/8-inch thickness. For more information about this product, visit USG at the International Roofing Expo in booth #1731, or at www.usg.com
About USG Corporation
USG Corporation is an industry-leading manufacturer of building products and innovative solutions. Headquartered in Chicago, USG serves construction markets around the world through its United States Gypsum Company and USG Interiors, LLC subsidiaries and its international subsidiaries, including its USG Boral Building Products joint venture. Its wall, ceiling, flooring, sheathing and roofing products provide the solutions that enable customers to build the outstanding spaces where people live, work and play. Its USG Boral Building Products joint venture is a leading plasterboard and ceilings producer across Asia, Australasia and the Middle East. For additional information, visit www.usg.com.