Johns Manville Introduces Innovative Nonwoven Mat Series for Architectural Products

Denver, Colorado (April 27, 2004) ---- Johns Manville presents Dura-Glass® 8200 Series, a new glass fiber nonwoven with an unique thermosetting binder for architectural panels and facings. Product benefits of this innovative Class A flame resistant nonwoven are its resiliency, durability, sag resistance, and ability to laminate to multiple aesthetic cover materials. Its patented controlled permeability provides superior air flow resistance for designers in such areas as Acoustics where panels were produced with 0.85 NRC (noise reduction coefficient).

Dura-Glass® 8200 Series is white in color and delivered in roll widths of up to 4.2m (165 inches).

Johns Manville, a Berkshire Hathaway company, is a leading manufacturer and marketer of premium-quality building and specialty products. In business since 1858, the Denver, USA-based company has sales in excess of $2 billion and holds leadership positions in all of the key markets that it serves. Johns Manville employs approximately 8,500 people and operates 43 manufacturing facilities in North America, Europe and Asia.

The Engineered Products Group (EPG), one of Johns Manville's four strategic business units, produces glass fibers, glass fiber nonwoven, polyester spunbond, meltblown and glass fiber wall coverings at 14 manufacturing locations worldwide: Spartanburg, SC, Waterville, OH, Richland, MS and Etowah, TN, USA; Berlin, Bobingen, Karlstein, Steinach and Wertheim, Germany; St. Helens, UK, Oskarstrom and Helsingborg, Sweden; Trnava, Slovakia and Shanghai, China. Additional information can be found at www.jm.com.