UL-55A › Complete Document History
Standard for Materials for Built-Up Roof Coverings
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13TH EDITION - MATERIALS FOR BUILT-UP ROOF CO - Nov. 19, 2004
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Obsolete Revision Information: |
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CHANGE 07/01 - CHANGE 07/01 FOR 12TH EDITION - July 31, 2001
1983 EDITION - MATERIALS FOR BUILT-UP ROOF CO - Jan. 1, 1983 |