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Check Valves and Backflow Preventers

32 Results Found that Include 52 Products 

Results per page: 16 | 32 | 48
    • GRAINGER APPROVED VENDOR
    • Swing Check Valve
    • Multiple product options available

    Ball Cone Spring Check Valve,Bronze,1In.
    • APOLLO
    • Ball Cone Spring Check Valve, Bronze, 1In.
    • 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

    • HAYWARD
    • Check Valve
    • Multiple product options available

    Low Lead Spring Check Valve,Bronze,1 In.
    • MILWAUKEE VALVE
    • Low Lead Spring Check Valve, Bronze, 1 In.
    • Item # 5EMY8
    • Mfr. Model # UP548T 1
    • Low Lead Spring Check Valve, Material of Construction Bronze, Size 1 In., Connection Type Threaded, Length...More

    Air Gap,1/4 to 1/2 In,Use w/Series 909
    • WATTS
    • Air Gap, 1/4 to 1/2 In, Use w/Series 909
    • Item # 1KYE8
    • Mfr. Model # 909 AGA
    • Air Gap, For Use With Series 909, 1/4 In. to 1/2 In., Size 1/4 In. to 1/2 In., Connection Type NPT, Length...More

    • GEORG FISCHER
    • Check Valve
    • Multiple product options available

    Check Valve with Ball Valve,PVC,1-1/2
    • DAYTON
    • Check Valve with Ball Valve, PVC, 1-1/2
    • Item # 4RG92
    • Mfr. Model # 4RG92
    • Check Valve with Ball Valve, Material of Construction PVC, Size 1-1/2 In., Connection Type Socket, Mounting...More

    Vacuum Breaker,1 In.,FNPT,Bronze,125 psi
    • APOLLO
    • Vacuum Breaker, 1 In., FNPT, Bronze, 125 psi
    • Item # 3HFF6
    • Mfr. Model # 3810501
    • Vacuum Breaker, Size 1 In., Connection Type FNPT, Material of Construction Bronze, Seal Silicone, Max....More

    • MILWAUKEE VALVE
    • Swing Check Valve
    • Multiple product options available

    Full Flow Check Valve,PVC,3 In.
    • ZOELLER
    • Full Flow Check Valve, PVC, 3 In.
    • Item # 6JGV7
    • Mfr. Model # 30-0044
    • Full Flow Check Valve, Material of Construction PVC, Size 3 In., Connection Type Solvent Weld, Length 9-5/8...More

    Repair Kit,Watts Series 009 M2, 3/4 In
    • WATTS
    • Repair Kit, Watts Series 009 M2, 3/4 In
    • Item # 6CUL8
    • Mfr. Model # 009 M2 3/4 2nd Check Kit
    • Second Check Valve Repair Kit, For Use With Watts Series 009 M2, 3/4 In., Includes Check Assembly, Cover...More

    • GF PIPING SYSTEMS
    • Y Check Valve
    • Multiple product options available

    ProPress Check Valve, 1" x 1"
    • VIEGA PROPRESS
    • ProPress Check Valve, 1" x 1"
    • 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

    Test Cock Adapter Kit
    • MIDWEST INSTRUMENT
    • Test Cock Adapter Kit
    • Item # 6AJW0
    • Mfr. Model # 110631
    • Test Cock Adapter Kit, Includes Three 1/4 In. NPT Quick Connects x 1/4 In. Flare and Three Spare O-Rings, For...More

    Check Valve,Lead Free Bronze,1 In.
    • APOLLO
    • Check Valve, Lead Free Bronze, 1 In.
    • 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

    • HAMMOND VALVE
    • Swing Check Valve
    • Multiple product options available

    Atmospheric Vacuum Breaker,Steam Service
    • SPENCE
    • Atmospheric Vacuum Breaker, Steam Service
    • Item # 6AWD2
    • Mfr. Model # VB0125
    • Atmospheric Vacuum Breaker, Steam Service, Size 1/8 In., Connection Type MNPT, Material of Construction...More

    Spring Foot Valve,Low Lead Brass,1-1/2
    • CAMPBELL
    • Spring Foot Valve, Low Lead Brass, 1-1/2
    • 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

    Relief Valve Repair Kit,3/4 - 1 In
    • FEBCO
    • Relief Valve Repair Kit, 3/4 - 1 In
    • Item # 15W042
    • Mfr. Model # 905043
    • Relief Valve Repair Kit, For Use With Febco Backflow, 3/4 to 1 In., Includes (2) Each: O-Rings, (1) Each:...More

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

    Dual Check Valve,3/4 In,MNPT x FNPT
    • WILKINS
    • Dual Check Valve, 3/4 In, MNPT x FNPT
    • 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

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

    In-Line Filters for Backflow Kit Hose
    • MIDWEST INSTRUMENT
    • In-Line Filters for Backflow Kit Hose
    • Item # 34CU41
    • Mfr. Model # 98008
    • In-Line Replacement Filters for Backflow Test Kit Hose, Includes (6) Replacement In-Line Hose Filters, For...More

    Flow Check Valve,3/4 In,Sweat,Bronze
    • APOLLO
    • Flow 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.,PK 6
    • BEL-ART - SCIENCEWARE
    • Check Valve, 1/8 In. to 1/4 In., PK 6
    • Item # 46C905
    • Mfr. Model # H19715-0000
    • 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 psi
    • Item # 31EE45
    • Mfr. Model # 38LF10403
    • Vacuum Breaker, Size 3/4 In., Connection Type FNPT, Material of Construction Lead-Free Bronze-Rough Chrome,...More

    Dual Check Valve,3/4 In,SWVxNPT,LF Brnz
    • APOLLO
    • Dual Check Valve, 3/4 In, SWVxNPT, LF Brnz
    • Item # 40D864
    • Mfr. Model # 4NLF3S54A
    • Dual Check Valve, Material of Construction Lead Free Bronze, Size 3/4 In., Connection Type SWV X NPT, Length...More

    Air Gap Drain Kit,1/8 In,NPT,ABS Plastic
    • APOLLO
    • Air Gap Drain Kit, 1/8 In, NPT, ABS Plastic
    • Item # 40D973
    • Mfr. Model # AGD4A2
    • Air Gap Drain Kit, For Use With 4A RPZ 2 In., Size 1/8 In., Connection Type NPT, Material of Construction ABS...More

    Results per page: 16 | 32 | 48