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Backflow Preventers

9 Results Found that Include 108 Products 

Results per page: 16 | 32 | 48
    Hydrant Meter with Backflow Preventer
    • WATTS REGULATOR
    • Hydrant Meter with Backflow Preventer
    • Item # 6AUW6
    • Mfr. Model # 6000HMB Hydrant BFP
    • Hydrant Meter with Backflow Preventer, Series Ames 6000HMB, Size 3 In., Connection NST Fire Hose Swivel, Body...More

    Portable Backflow Preventer,Watts 994
    • WATTS
    • Portable Backflow Preventer, Watts 994
    • Item # 6AUW9
    • Mfr. Model # 994BLT
    • Portable Backflow Preventer, Series Watts 994, Size 2-1/2 In. to 3 In., Connection FNPT x MNPT, Body Material...More

    Results per page: 16 | 32 | 48

      A backflow preventer from Grainger can help prevent non-potable water from flowing backwards into a water supply line and contaminating the potable water supply. Backflow preventers can be used in industrial settings where chemicals are connected to water lines and in municipal water systems. Find a high-quality backflow preventer in the size and type you need from Grainger.