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<title>Prepared By R.R. Donnelley Financial -- Form 8-K</title>
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<b>UNITED STATES </b></font></div>

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<b>SECURITIES AND EXCHANGE COMMISSION </b></font></div>

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<b>Washington, D.C. 20549 </b></font></div>

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<b>Form 8-K </b></font></div> <div><font Size="1">&nbsp;</font></div>

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<b>Current Report </b></font></div>

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<b>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 </b></font></div>

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<b>Date of Report (Date of earliest event reported):&nbsp;&nbsp;02/15/2007 </b></font></div>




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<b>Armstrong World Industries, Inc. </b></font></div>

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<b>(Exact name of registrant as specified in its charter)</b></font></div>

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<b>Commission File Number:&nbsp;&nbsp;001-2116</b></font></div>

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<b>(State or other jurisdiction of</b></font>
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<div Align="center"><font Face="times New Roman" Size="2" Color="#000000"><b>(IRS Employer</b></font>
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<b>incorporation)</b></font>
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<b>Identification No.)</b></font>
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<b>P.O. Box 3001</div><div Align="center">Lancaster, PA 17604</b></font></div>


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<b>(Address of principal executive offices, including zip code)</b></font>
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<b>717-397-0611 </b></font>
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<b>(Registrant&#146;s telephone number, including area code)</b></font>
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<b> </b></font>
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<b>(Former name or former address, if changed since last report) </b></font>
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<b>Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:<BR><BR>
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<b>[&nbsp;&nbsp;]&nbsp;&nbsp;
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<BR><BR>

[&nbsp;&nbsp;]&nbsp;&nbsp;
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<BR><BR>


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Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<BR><BR>


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Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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Information to be included in the report</b>
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<b>Item 8.01.&nbsp;&nbsp;&nbsp;&nbsp;Other Events</b></font>
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On February 15, 2007, Armstrong World Industries, Inc. issued a press release announcing it has initiated a review of its strategic alternatives. The full text of the press release is attached hereto as Exhibit No. 99.1. The Company makes note of its long-standing policy against commenting on rumors, inquiries or speculation about mergers or other corporate transactions.</font>
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<b>Item 9.01.&nbsp;&nbsp;&nbsp;&nbsp;Financial Statements and Exhibits</b></font>
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(d) Exhibits</div><div align="left" style="text-indent:4%">No. 99.1 Press Release of Armstrong World Industries, Inc. dated February 15, 2007, announcing it has inititated a review of its strategic alternatives.</font>
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<b>Signature(s) </b></font>
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Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized. </font>
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	Armstrong World Industries, Inc.</font>
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	Date: February 15, 2007</font>
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	By:</font>
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	/s/&nbsp;&nbsp;&nbsp;&nbsp;Walter T. Gangl</font>
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	Walter T. Gangl</font>
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	<div><font Face="times New Roman" Size="2" Color="#000000">Deputy General Counsel and Assistant Secretary</font>
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<b>Exhibit Index </b></font>
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	<b>Exhibit&nbsp;No.</b></font>
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	<b>Description</b></font>
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	EX-99.1</font>
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	press release</font>
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{"company-data": {"conformed-name": "ARMSTRONG WORLD INDUSTRIES INC", "cik": "0000007431", "assigned-sic": "3089", "irs-number": "230366390", "state-of-incorporation": "PA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-02116", "film-number": "07625612"}, "business-address": {"street1": "2500 COLUMBIA AVE", "city": "LANCASTER", "state": "PA", "zip": "17603", "phone": "7173970611"}, "mail-address": {"street1": "2500 COLUMBIA AVE", "city": "LANCASTER", "state": "PA", "zip": "17603"}, "former-company": {"former-conformed-name": "ARMSTRONG CORK CO", "date-changed": "19800611"}}
Prepared By R.R. Donnelley Financial -- Form 8-K
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 8-K
Current Report
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):  02/15/2007
Armstrong World Industries, Inc.
(Exact name of registrant as specified in its charter)
Commission File Number:  001-2116
PA
23-0366390
(State or other jurisdiction of
(IRS Employer
incorporation)
Identification No.)
P.O. Box 3001
Lancaster, PA 17604
(Address of principal executive offices, including zip code)
717-397-0611
(Registrant's telephone number, including area code)
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
[  ]  
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ]  
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ]  
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[  ]  
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Information to be included in the report
Item 8.01.    Other Events
On February 15, 2007, Armstrong World Industries, Inc. issued a press release announcing it has initiated a review of its strategic alternatives. The full text of the press release is attached hereto as Exhibit No. 99.1. The Company makes note of its long-standing policy against commenting on rumors, inquiries or speculation about mergers or other corporate transactions.
Item 9.01.    Financial Statements and Exhibits
(d) Exhibits
No. 99.1 Press Release of Armstrong World Industries, Inc. dated February 15, 2007, announcing it has inititated a review of its strategic alternatives.
Signature(s)
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized.
Armstrong World Industries, Inc.
Date: February 15, 2007
By:
/s/    Walter T. Gangl
Walter T. Gangl
Deputy General Counsel and Assistant Secretary
Exhibit Index
Exhibit No.
Description
EX-99.1
press release