Day International Acquires Armstrong39 S Textile Business

Day International Group Inc., Dayton, Ohio, has announced the completion of its acquisition of the
textile products operations of Armstrong World Industries Inc., Lancaster, Pa.Day International
will continue to market a variety of items for the spinning industry.The sale of the textile
products business enables us to focus more of our resources on our core operations, which we feel
leads to greater value for our shareholders, said George A. Lorch, chairman and CEO,
Armstrong.”We’re very proud of our TPO (textile products operations) people and the position of
leadership they have attained within their industry. We appreciate the loyalty and support from all
the TPO employees and customers.”Dennis Wolters, president and CEO, Day International, said: “This
acquisition strengthens our worldwide textile operations providing us with a broader range of
products while continuing to provide value-added service to our customers.”

December 1999