CSA A123.21 : 2014(R2019)
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Standard test method for the dynamic wind uplift resistance of membrane-roofing systems
Hardcopy , PDF
04-25-2020
English, French
11-28-2019
This test method determines the wind uplift resistance of membrane-roofing systems when subjected to dynamic wind load cycles.
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