Armstrong World Industries, Inc. (NYSE:AWI) will report its first-quarter 2011 results via a webcast and conference call for investors on Monday, May 2 at 1:00 p.m. Eastern time.

Conference call / webcast information and the accompanying slide presentation will be available on the Investor Relations page of www.armstrong.com.

To participate by telephone, please dial:

• (866) 700-0161 (U.S./Canada)
• (617) 213-8832 (International)
• Participant Passcode: 72720101

News media may listen only.

A replay of the conference call will be available until May 16, 2011 by dialing (888) 286-8010 (US/Canada) or (617) 801-6888 (Int'l/Local) and entering Replay Passcode: 98029674.

About Armstrong and Additional Information

Armstrong World Industries, Inc. is a global leader in the design and manufacture of floors, ceilings and cabinets. In 2010, Armstrong's consolidated net sales totaled approximately $2.8 billion. Based in Lancaster, Pa., Armstrong operated 34 plants in eight countries and had approximately 9,800 employees worldwide as of December 31, 2010. For more information, visit www.armstrong.com.