CSA-A123.51-M › Complete Document History
Asphalt Shingle Application on Roof Slopes 1:3 and Steeper
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FOR 2014 EDITION SEE - CSA-A123.51 - Feb. 15, 2014
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Obsolete Revision Information: |
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1985 R11 EDITION - REAFFIRMED IN 2011 - Jan. 1, 2011
1985 R99 EDITION - REAFFIRMED IN 2006 - Jan. 1, 1985 |