NM CID MM-1 Practice Questions - New Mexico CID MM-1 Plumbing Examination Exam

A threaded hose bibb or silcock on a potable water system shall be protected by:

A double-check detector assembly A listed hose-connection backflow preventer or hose-bibb vacuum breaker An RP installed in the crawl space with no drainage No device if the hose is removed after each use

Correct Answer:

A listed hose-connection backflow preventer or hose-bibb vacuum breaker

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