NAVIGATION

Masco and Owens Corning Increase Services and Value

February 14, 2011

TAYLOR, Mich., (Feb. 14, 2011)-Masco Corporation (NYSE: MAS) today announced an expanded strategic relationship in which Owens Corning (NYSE: OC) becomes the preferred fiberglass insulation provider to Masco Contractor Services. The partnership between the leading installer and the largest manufacturer of residential fiberglass insulation will enable the companies to create a more efficient supply chain, increase services to builders and homeowners and represents significant opportunities for growth.

"Working closely with Owens Corning enhances Masco Contractor Services' ability to grow its sales," said Timothy Wadhams, President and Chief Executive Officer at Masco Corporation. "Collaboration throughout the supply chain will create efficiencies in logistics, lower working capital, consistent supply and better service for its customers. With our combined leadership in building science, this relationship will deliver substantial benefits to builders and homeowners."

Builders and homeowners will be served nationwide by these two industry leaders with the more than 150 locations of Masco Contractor Services and the substantial manufacturing footprint of Owens Corning.

"As leaders in the building materials industry, it is only natural for Owens Corning and Masco Contractor Services to work together to deliver innovative, sustainable, and energy-efficient solutions to the marketplace," said Owens Corning Chairman and Chief Executive Officer Mike Thaman. "We are particularly pleased that this agreement will feature our revolutionary new Owens Corning EcoTouch insulation, which was recently introduced at the International Builders' Show."

In addition to developing innovative energy saving solutions for customers, the companies will work together to help shape energy policy legislation and standards.

About Masco Corporation
Masco Corporation is one of the world's largest manufacturers of brand-name consumer products for the home and family, including Behr® paint, BrassCraft® water supply products, Delta® and Hansgrohe® faucets, bath and shower fixtures, KraftMaid®, Merillat® and Quality cabinets and Milgard® windows and doors. Masco is also a leading provider of services that include the installation of insulation and other building products through Masco Contractor Services and Masco Home Services. For more information on the Masco family of brands, visit www.masco.com.

About Masco Contractor Services
Masco Contractor Services companies (MCS) are leading installers of residential insulation and other residential building products including fireplaces, gutters, shelving and more. With locations in most major metropolitan cities and more than 150 locations in the United States, MCS combines top-grade building products with superior installation services. Go to www.mascocontractorservices.com for additional information.

About Owens Corning
Owens Corning (NYSE: OC) is a leading global producer of residential and commercial building materials, glass-fiber reinforcements and engineered materials for composite systems. A Fortune 500 Company for 56 consecutive years, Owens Corning is committed to driving sustainability by delivering solutions, transforming markets and enhancing lives. Founded in 1938, Owens Corning is a market-leading innovator of glass-fiber technology with sales of $4.8 billion in 2009 and about 15,000 employees in 28 countries on five continents. Additional information is available at www.owenscorning.com.

Investor Relations Contact
Maria Duey
Vice President - Investor Relations
313.792.5500
maria_duey@mascohq.com

Media Contact
Kathleen Vokes
Director - Communications
313.792.6382
kathleen_vokes@mascohq.com