Owens Corning Grows Asia Capacity To Supply Technical Fabrics For Wind Blades

United States-based glass fiber reinforcements and engineered materials producer Owens Corning has
expanded its capacity in Asia to produce technical fabrics used to fabricate wind blades. Knitting
capacity at two manufacturing plants in China and one in India will be increased by approximately
one-third, enabling the company to provide more locally-made materials to its wind blade customers
in the region. The expansion is expected to be complete during the third quarter of this year.

“Composites have many benefits in wind energy applications, and Owens Corning has developed a
number of products specifically customized and designed for increased productivity and improved
laminate performance in a blade,” said Chuck Dana, president, Owens Corning Composites Group. “This
work is continuing to help make wind energy more competitive with traditional sources of electrical

July/August/September 2009