Form Type:  SC 13G/A
Filing Date:  2/13/2018 
CIK:  0000007431 
Address:  2500 COLUMBIA AVE 
City, State, Zip:  LANCASTER, Pennsylvania 17603 
Telephone:  (717) 397-0611 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
0.30 (0.49%)  
Trade Time: 
04:03 PM EST  
Market Cap: 
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© 2018  
Description of Business
Armstrong World Industries, Inc. ("AWI" or the "Company") is a Pennsylvania corporation incorporated in 1891. When we refer to "we," "our" and "us" in this report, we are referring to AWI and its subsidiaries. We are a leading global producer of ceiling systems and, prior to April 1, 2016, flooring products for use primarily in the construction and renovation of residential, commercial and institutional buildings. We design, manufacture and sell ceiling systems (primarily mineral fiber, fiberglass wool and metal) and, prior to April 1, 2016, flooring products (primarily resilient and wood) around the world. On April 1, 2016, we completed our previously announced separation of Armstrong Flooring, Inc.
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