CSA B64.8 : 2011
Withdrawn
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
BACKFLOW PREVENTERS, DUAL CHECK VALVE TYPE WITH INTERMEDIATE VENT (DUCV)
Withdrawn date
26-07-2021
Published date
12-01-2013
Publisher
1 Scope
2 General Requirements
3 Test Requirements
4 Test Methods - Leakage from Relief Ports
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