ANSI Z21.67 : 1985
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
DAMPER DEVICES FOR USE WITH GAS-FIRED APPLIANCES, MECHANICALLY ACTUATED AUTOMATIC VENT,
07-23-2013
01-12-2013
Covers construction, performance and installation methods for mechanically actuated automatic vent damper device, which forms section of vent connector from individual, automatically operated, gas-fired appliance equipped with draft hood(s)
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