Plumbing Dictionary


Plumbing termonalogy.

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Q

QUICK-CLOSING VALVE

A valve or faucet that closes automatically when released manually or that is controlled by a mechanical means for fast-action closing.

QUICK-DISCONNECT DEVICE

A hand-operated device which provides a means for connecting and disconnecting an appliance or an appliance connector to a gas supply and which is equipped with an automatic means to shut off the gas supply when the device is disconnected.