How do you check a leaking backflow preventer?

Answer:

backflow devices are tested with special test equipment,by certified backflow testors. they are tested for leaky check valves, shut-off valves,differential relief valves and other items such as broken springs. The local city or county water dept. can supply you with certified testors,as well as your phone directory. hope this was helpful.

First answer by ID2905949884. Last edit by ID2905949884. Question popularity: 1 [recommend question].

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