By A Mystery Man Writer
Prevents polluted water from entering your potable water supply due to back-siphonage or backpressure in accordance with national plumbing codes and
Watts 1 In Double Check Valve Assembly, Quarter Turn Shutoff, Single Top Entry
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Cash Acme 3/4 in. BF-1 Series Dual Check Backflow Preventer BF13434 - The Home Depot
Double Check Valve Assemblies
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