Three Armstrong Board Members Stepping Down

Lancaster, PA, March 31, 2010--Armstrong World Industries, Inc. said that three directors, Judith R. Haberkorn, James C. Melville and Edward E. Steiner, will not stand for re-election when their respective terms expire.

Melville and Steiner have served as the Asbestos Personal Injury Settlement Trust designated directors under the TPG-Trust shareholder agreement since Sept. 22, 2009. Haberkorn has served as director since July 1998.

The company expects to announce director nominees selected by the Trust in its proxy statement next month. The three will continue to serve until successors are selected in July.