CSR Press Release

Toledo, Ohio – Dec. 18, 2006 – Owens Corning (NYSE: OC) recently named Gale Tedhams as its new director of sustainability. She will report to Frank O’Brien-Bernini, vice president of Science and Technology and Corporate Sustainability.

Ms. Tedhams will be responsible for leading and executing Owens Corning’s global sustainability strategy. She also will head the Owens Corning Sustainability Council, which is comprised of key leaders from each business unit and functional area across the company.

“Gale’s leadership, manufacturing experience, sustainability knowledge and overall business perspective prepares her well for this important role,” said Frank O’Brien-Bernini, vice president of Science and Technology and Corporate Sustainability. “As a company, we recognize and accept the responsibility of making the planet a better place as a result of Owens Corning being in business. Gale will lead our company’s focus going forward, which will remain concentrated on the areas where we can make a significant sustainability impact. We remain focused on our products and the value they deliver to the marketplace; our processes and the progress being made to improve them; and our people and their commitment to sustainability.”

Ms. Tedhams joined Owens Corning in 1978 as an environmental engineer and has held numerous leadership roles. She has delivered successful results across several businesses and functional areas, including manufacturing leadership in both the United States and Europe, global diversity leadership, and most recently, product line leadership as a program manager in the Insulating Systems business.

Owens Corning (NYSE: OC) is a world leader in building materials systems and composite solutions. A Fortune 500 company for more than 50 years, Owens Corning people redefine what is possible each day to deliver high-quality products and services ranging from insulation, roofing, siding and manufactured stone veneer, to glass composite materials used in transportation, electronics, telecommunications and other high-performance applications. Since the company’s founding in 1938, Owens Corning has become a market-leading innovator of glass fiber technology with sales of $6.3 billion in 2005 and 20,000 employees in 26 countries. Additional information is available at www.owenscorning.com.

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