Check Valves

161 products

  • -53% Off
    Check Valve, Ozone, AquaSunOzone, 1/4" Barb Kynar, Black

    Check Valve, Ozone, AquaSunOzone, 1/4" Barb Kynar, Black

    Check Valve, Ozone, AquaSunOzone, 1/4" Barb Kynar, Black

    AquaSunOzone

    691
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110502740033","discontinued":false,"mpn":"691","saleprice":"0","warehouselocations":"Memphis, TN | Tucson, AZ","warranty":"12 Months"}
    $14.80
    $31.80 $14.80
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  • -39% Off
    H2flow FlowVis Retrofit Flow Meter/Check Valve for 2"/2.5" Jandy Valves (FVJ-R)

    H2flow FlowVis Retrofit Flow Meter/Check Valve for 2"/2.5" Jandy Valves (FVJ-R)

    H2flow FlowVis Retrofit Flow Meter/Check Valve for 2"/2.5" Jandy Valves (FVJ-R)

    H2Flow

    FVJ-R
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110341914689","discontinued":false,"mpn":"FVJ-R","saleprice":"0","warehouselocations":"Bloomfield, CT","warranty":"12 Months"}
    $149.90
    $249.50 $149.90
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  • -51% Off
    Check Valve Kit, 1-1/2 Lb., Tubing Connector

    Check Valve Kit, 1-1/2 Lb., Tubing Connector

    Check Valve Kit, 1-1/2 Lb., Tubing Connector

    Ultra Pure

    1008011
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"discontinued":false,"mpn":"1008011","saleprice":"0","warehouselocations":"Bloomfield, CT","warranty":"12 Months"}
    $37.80
    $78.60 $37.80
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  • -45% Off
    Pentair Rainbow Corrosion-Resistant Feeder Check Valve, 1-1/2 or 2 in. (R172288)

    Pentair Rainbow Corrosion-Resistant Feeder Check Valve, 1-1/2 or 2 in. (R172288)

    Pentair Rainbow Corrosion-Resistant Feeder Check Valve, 1-1/2 or 2 in. (R172288)

    Pentair

    R172288
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110495531073","mpn":"R172288","prop65":"This product can expose you to chemicals which is known to the State of California to cause cancer and reproductive harm.","saleprice":"0","warehouselocations":"Idaho Falls, ID | Tucson, AZ | Newnan, GA | Bloomfield, CT | Murray, UT","warranty":"12 Months"}
    $97.70
    $180.00 $97.70
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  • -49% Off
    Check Valve, Jandy/Zodiac, 1-1/2" Slip/2" Spigot, 90 degree

    Check Valve, Jandy/Zodiac, 1-1/2" Slip/2" Spigot, 90 degree

    Check Valve, Jandy/Zodiac, 1-1/2" Slip/2" Spigot, 90 degree

    Jandy

    7511
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110349418561","discontinued":false,"mpn":"7511","saleprice":"0","warehouselocations":"Tucson, AZ","warranty":"12 Months"}
    $57.40
    $113.60 $57.40
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  • -45% Off
    Check Valve, Flo Control, Spring, 2"s, 1/2 lb, True Union

    Check Valve, Flo Control, Spring, 2"s, 1/2 lb, True Union

    Check Valve, Flo Control, Spring, 2"s, 1/2 lb, True Union

    Flo Control

    1700C20
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110350434369","mpn":"1700C20","saleprice":"0","warehouselocations":"Idaho Falls, ID | Memphis, TN | Tucson, AZ","warranty":"12 Months"}
    $99.30
    $181.40 $99.30
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  • -56% Off
    Check Valve, WW, 2" Spigot x 2" Spigot, 1/4 lb, Spring, Air

    Check Valve, WW, 2" Spigot x 2" Spigot, 1/4 lb, Spring, Air

    Check Valve, WW, 2" Spigot x 2" Spigot, 1/4 lb, Spring, Air

    Waterway Plastics

    600-8160
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110348075073","mpn":"600-8160","saleprice":"0","warehouselocations":"Newnan, GA","warranty":"12 Months"}
    $20.50
    $46.60 $20.50
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  • -45% Off
    Elbow Assembly, Hayward Perflex EC65/75, Flanged, w/Check Valve

    Elbow Assembly, Hayward Perflex EC65/75, Flanged, w/Check Valve

    Elbow Assembly, Hayward Perflex EC65/75, Flanged, w/Check Valve

    Hayward

    ECX4220A
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110286864449","mpn":"ECX4220A","saleprice":"0","warehouselocations":"Idaho Falls, ID | Memphis, TN | Bloomfield, CT | Murray, UT","warranty":"12 Months"}
    $75.70
    $138.90 $75.70
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  • -48% Off
    1.5" X 2.0" Cpvc Check Valve

    1.5" X 2.0" Cpvc Check Valve

    1.5" X 2.0" Cpvc Check Valve

    Hayward

    PSCV2S
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"discontinued":false,"mpn":"PSCV2S","saleprice":"0","warehouselocations":"Memphis, TN | Tucson, AZ | Newnan, GA | Bloomfield, CT","warranty":"12 Months"}
    $65.90
    $127.30 $65.90
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  • -53% Off
    Spring Check Valve, Pentair Sta-Rite System 2

    Spring Check Valve, Pentair Sta-Rite System 2

    Spring Check Valve, Pentair Sta-Rite System 2

    StaRite

    27001-0130S
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110299349057","mpn":"27001-0130S","prop65":"This product can expose you to chemicals which is known to the State of California to cause cancer and reproductive harm.","saleprice":"0","warehouselocations":"Bloomfield, CT | Murray, UT","warranty":"12 Months"}
    $29.90
    $63.80 $29.90
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  • -52% Off
    522513Z Pentair Injection Check Valve Chemical Feeder

    522513Z Pentair Injection Check Valve Chemical Feeder

    522513Z Pentair Injection Check Valve Chemical Feeder

    Pentair

    522513Z
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"discontinued":false,"mpn":"522513Z","saleprice":"0","warehouselocations":"Newnan, GA | Bloomfield, CT | Murray, UT"}
    $40.90
    $85.50 $40.90
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  • -50% Off
    Check Valve, Pentair Rainbow Automatic Feeder 300-29X, 1/2

    Check Valve, Pentair Rainbow Automatic Feeder 300-29X, 1/2

    Check Valve, Pentair Rainbow Automatic Feeder 300-29X, 1/2

    Pentair

    R172324NS
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110495989825","discontinued":false,"mpn":"R172324NS","prop65":"This product can expose you to chemicals which is known to the State of California to cause cancer and reproductive harm.","saleprice":"0","warehouselocations":"Bloomfield, CT","warranty":"12 Months"}
    $49.70
    $99.40 $49.70
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  • -53% Off
    Check Valve, Magic Plastics, 1-1/2"s x 2"spg, 1/4 lb., Clear

    Check Valve, Magic Plastics, 1-1/2"s x 2"spg, 1/4 lb., Clear

    Check Valve, Magic Plastics, 1-1/2"s x 2"spg, 1/4 lb., Clear

    Magic Plastics

    0830-15C
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110351908929","discontinued":false,"mpn":"0830-15C","prop65":"This product can expose you to chemicals including Vinyl Chloride, which is known to the State of California to cause cancer.","saleprice":"0","warehouselocations":"Memphis, TN | Tucson, AZ | Corona, CA","warranty":"12 Months"}
    $19.90
    $42.70 $19.90
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  • -50% Off
    Check Valve, Flo Control, Swing, 1-1/2" Slip, True Union

    Check Valve, Flo Control, Swing, 1-1/2" Slip, True Union

    Check Valve, Flo Control, Swing, 1-1/2" Slip, True Union

    Flo Control

    1720C15
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110350598209","discontinued":false,"mpn":"1720C15","saleprice":"0","warehouselocations":"Memphis, TN | Tucson, AZ | Corona, CA","warranty":"12 Months"}
    $48.50
    $97.20 $48.50
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  • -48% Off
    25830-734-000 Zodiac Serviceable Check Valve, 2" Socket Union

    25830-734-000 Zodiac Serviceable Check Valve, 2" Socket Union

    25830-734-000 Zodiac Serviceable Check Valve, 2" Socket Union

    Zodiac

    25830-734-000
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"mpn":"25830-734-000","warehouselocations":"Bloomfield, CT"}
    $74.10
    $143.40 $74.10
  • -50% Off
    Corrosion Resistant Serviceable Check Valve, 2In, White

    Corrosion Resistant Serviceable Check Valve, 2In, White

    Corrosion Resistant Serviceable Check Valve, 2In, White

    Custom Molded Products

    25830-410-000
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110250721345","mpn":"25830-410-000","warehouselocations":"Bloomfield, CT"}
    $55.30
    $111.00 $55.30

Explore our comprehensive selection of Check Valves – your essential solution for preventing backflow and ensuring reliable, one-way flow in any piping system. Often called Non-Return Valves, these critical components automatically safeguard your pumps, filters, and other valuable equipment from damage caused by reverse flow or pressure surges. Our collection features a wide range of types (swing, lift, wafer, spring-loaded) and materials (stainless steel, brass, PVC) to meet diverse application needs, from industrial processes to residential plumbing. Shop now to find durable, high-quality check valves that enhance system efficiency and provide long-lasting performance.