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Check Valves and Backflow Preventers

26 Results Found that Include 45 Products

Product availability based on selecting either shipping or pick up and a location. Dismiss
Results per page: 16 | 32 | 48
    Check Valve with Ball Valve,PVC,1-1/2
    Ball Cone Spring Check Valve,Bronze,1In.
    • APOLLO
    • Ball Cone Spring Check Valve, Bronze, 1In.Ball Cone Spring Check Valve
    • Item # 1CKT9
    • Mfr. Model # 6110501
    • Ball Cone Spring Check Valve, Material of Construction Bronze, Size 1 In., Connection Type FNPT, Length 3-1/2...More

    Spring Foot Valve,Low Lead Brass,1-1/2
    • CAMPBELL
    • Spring Foot Valve, Low Lead Brass, 1-1/2Spring Foot Valve
    • Item # 36Y055
    • Mfr. Model # FV-6TLF
    • Spring Foot Valve, Material of Construction Low Lead Brass, Size 1-1/2 In., Connection Type FNPT, Length...More

    ProPress Check Valve, 1" x 1"
    • VIEGA PROPRESS
    • ProPress Check Valve, 1" x 1"Check Valve
    • Item # 5ULY0
    • Mfr. Model # 79045
    • Check Valve, Material of Construction Low Lead Bronze, Size 1 In. x 1 In., Connection Type Press x Press,...More

    Atmospheric Vacuum Breaker,Steam Service
    Lab Faucet Vacuum Breaker,3/8 In.,FNPT
    • APOLLO
    • Lab Faucet Vacuum Breaker, 3/8 In., FNPTLab Faucet Vacuum Breaker
    • Item # 6KK09
    • Mfr. Model # 3850202
    • Lab Faucet Vacuum Breaker, Size 3/8 In., Connection Type FNPT, Material of Construction Chrome-Plated Brass,...More

    Dual Check Valve,3/4 In,MNPT x FNPT
    • WILKINS
    • Dual Check Valve, 3/4 In, MNPT x FNPTBackflow Preventer
    • Item # 22N553
    • Mfr. Model # 34MX34UF- 700XL
    • Dual Check Valve, Material of Construction Low Lead Bronze, Size 3/4 In., Connection Type MNPT x Union FNPT,...More

    Check Valve,Lead Free Bronze,1 In.
    • APOLLO
    • Check Valve, Lead Free Bronze, 1 In.Check Valve
    • Item # 40D882
    • Mfr. Model # 61LF10501
    • Check Valve, Material of Construction Lead Free Bronze, Size 1 In., Connection Type FNPT, Length 3-1/2 In.,...More

    In-Line Filters for Backflow Kit Hose
    Relief Valve Repair Kit,3/4 - 1 In
    Spring Check Valve with Taps,1-1/4 In.
    • CAMPBELL
    • Spring Check Valve with Taps, 1-1/4 In.Spring Check Valve with Taps
    • Item # 36Y058
    • Mfr. Model # CVB-5TLF
    • Spring Check Valve with Taps, Material of Construction Low Lead Brass, Size 1-1/4 In., Connection Type FNPT,...More

    Water Check Valve,1/2 in.,5800 psi
    • MECLINE
    • Water Check Valve, 1/2 in., 5800 psiCheck Valve
    • Item # 20FV61
    • Mfr. Model # CV3-40012
    • Check Valve, Material of Construction Brass/Stainless Steel/Buna N, Size 1/2 In., Connection Type FNPT,...More

    Flow Check Valve,3/4 In,Sweat,Bronze
    • APOLLO
    • Flow Check Valve, 3/4 In, Sweat, BronzeFlow Check Valve,3/4 In,Sweat,Bronze
    • Item # 6KJ84
    • Mfr. Model # 35FC402
    • Flow Check Valve, Material of Construction Bronze, Size 3/4 In., Length 3-1/2 In., Mounting Position...More

    Check Valve,1/8 In. to 1/4 In.,PK6
    • BEL-ART - SCIENCEWARE
    • Check Valve, 1/8 In. to 1/4 In., PK6Check Valve,1/8 In. to 1/4 In.,PK6
    • Item # 46C905
    • Mfr. Model # 19715-0000
    • Check Valve, Material of Construction Polypropylene, Size 1/8 In. Tapers To 1/4 In., Connection Type Barb,...More

    Vent Elbows,Watts Series 909 ELC
    Vacuum Breaker,3/4 in,FNPT,125 psi
    • APOLLO
    • Vacuum Breaker, 3/4 in, FNPT, 125 psiVacuum Breaker,3/4 in,FNPT,125 psi
    • Item # 31EE45
    • Mfr. Model # 38LF10403
    • Vacuum Breaker, Size 3/4 In., Connection Type FNPT, Material of Construction Lead-Free Bronze-Rough Chrome,...More

    Oil Patch Swing Check Valve,Ductile Iron
    • SHARPE VALVES
    • Oil Patch Swing Check Valve, Ductile IronOil Patch Swing Check Valve
    • Item # 39C404
    • Mfr. Model # "SVOP20DB6VV010"
    • Oil Patch Swing Check Valve, Material of Construction Ductile Iron, Size 1 In., Connection Type FNPT, Length...More

    Hose Connection Vacuum Breaker,3/4 in.
    • WATTS
    • Hose Connection Vacuum Breaker, 3/4 in.Hose Connection Vacuum Breaker
    • Item # 29YL71
    • Mfr. Model # LF8FR
    • Hose Connection Vacuum Breaker, Size 3/4 In., Connection Type GHT, Material of Construction Lead Free Brass,...More

    Results per page: 16 | 32 | 48
      Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More