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It should also have a vacuum breaker, which is required by code. Massachusetts plumbing code is typical: >Approved backflow preventers or vacuum breakers shall
by schiffern 14y ago
It should also have a vacuum breaker, which is required by code. Massachusetts plumbing code is typical:
>Approved backflow preventers or vacuum breakers shall be installed with any plumbing fixture or equipment, the potable water supply outlet of which may be submerged and which cannot be protected by a minimum air gap.