continuous vent

continuous vent

continuous vent
A vertical vent that is a continuation of a drain, a soil pipe, or a waste pipe to which the vent connects.
References in periodicals archive ?
If the vent runs around the outer edge of the part, it's a continuous vent. If there is a small gap between a stripper-plate shutoff and the core, this is also a continuous vent.
The "Continuous Vent Mode" clears the pump head of all solvent vapors.
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