null Marine Check / Non-Return Valves | Defender Marine
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Whale
  • Whale Non-Return Valve Whale Non-Return Valve
    Whale Non-Return Valve
 
Brand:
Whale
 
Whale Non-Return Valve
Whale Non-Return Valve
Item # : 500333

  • Style: In Line
  • Inlet: 3/4" ID Water Hose, Outlet: 3/4" or 1" ID Water Hose
  • Body Material: Glass-filled Polypropylene, Valve Material: Nitrile
  • Model Number: LV1219
      Features:
    •Simple way to maintain prime in a suction or discharge line
    •Stops Backflow when pump is turned off
    •Designed to fit in-line
    •Suitable for... more...
       
    $14.99
     
    Our Price:
    $14.99
    500333 Whale Non-Return Valve icon Whale LV1219 Features:
    •Simple way to maintain prime in a suction or discharge line
    •Stops Backflow when pump is turned off
    •Designed to fit in-line
    •Suitable for
    14.99

    info

     
     
    Whale
    • Whale Non-Return Valve Whale Non-Return Valve
      Whale Non-Return Valve
     
    Brand:
    Whale
     
    Whale Non-Return Valve
    Whale Non-Return Valve
    Item # : 500512

  • Style: In Line
  • Inlet: 1" ID Water Hose, Outlet: 1" or 1-1/2" ID Water Hose
  • Body Material: Glass-filled Polypropylene, Valve Material: Nitrile
  • Model Number: LV1215
      Features:
    •Simple way to maintain prime in a suction or discharge line
    •Stops Backflow when pump is turned off
    •Designed to fit in-line
    •Suitable for... more...
       
    $16.99
    List Price:
    $23.44

    Our Price:
    $16.99
    500512 Whale Non-Return Valve icon Whale LV1215 Features:
    •Simple way to maintain prime in a suction or discharge line
    •Stops Backflow when pump is turned off
    •Designed to fit in-line
    •Suitable for
    16.99

    info

     
     
    Groco
    • Groco PNC-Series Pipe Nipples with Check Valve Groco PNC-Series Pipe Nipples with Check Valve
      Groco PNC-Series Pipe Nipples with Check Valve
     
    Brand:
    Groco
     
    Groco PNC-Series Pipe Nipples with Check Valve
    Groco PNC-Series Pipe Nipples with Check Valve
    Item # : 503494

  • Type: Pipe Thread to Pipe Thread, Orientation: Straight
  • Select Thread Size and Length
  • Material: Cast Bronze
  • Model Number: Multiple Models Available
      Features:
    • PNC-Series Check valves can be used to keep a pump primed that is not self priming, on bilge pumps to keep the pump from cycling on and off from water draining back into... more...
       
    $11.99
     
    From: $11.99
    To: $32.99
    503494 Groco PNC-Series Pipe Nipples with Check Valve icon Groco Multiple Models Available Features:
    • PNC-Series Check valves can be used to keep a pump primed that is not self priming, on bilge pumps to keep the pump from cycling on and off from water draining back into
    11.99 32.99

    info

     
     
    Raritan
    • Raritan Trudesign Connector with Check Valve Raritan Trudesign Connector with Check Valve
      Raritan Trudesign Connector with Check Valve
     


    Brand:
    Raritan
    • swatch Raritan Trudesign Connector with Check Valve
      Raritan Trudesign Connector with Check Valve
    • swatch Raritan Trudesign Connector with Check Valve
      Raritan Trudesign Connector with Check Valve
    • swatch Raritan Trudesign Connector with Check Valve
      Raritan Trudesign Connector with Check Valve
    • swatch Raritan Trudesign Connector with Check Valve
      Raritan Trudesign Connector with Check Valve
    Raritan Trudesign Connector with Check Valve
    Raritan Trudesign Connector with Check Valve
    Item # : 503629

  • Specify Outside Diameter
  • Used In Line to Prevent Water Back-flow or Siphoning
  • Quick and Easy Identification of Water Flow Direction
  • Model Number: MATRIX PARENT
     
    Features:
    •Manufactured from a high strength, UV stabilized Glass Reinforced Nylon composite
    •Lightweight
    •Can be used in direct... more...
       
    $17.99
     
    From: $17.99
    To: $39.99
    503629 Raritan Trudesign Connector with Check Valve icon Raritan MATRIX PARENT Raritan Trudesign Connector with Check Valve, Specify Outside Diameter, Used In Line to Prevent Water Back-flow or Siphoning, Quick and Easy Identification of Water Flow Direction
    17.99 39.99

    info

     
     
    SHURFLO
    • SHURflo In-Line Check Valve SHURflo In-Line Check Valve
      SHURflo In-Line Check Valve
     
    Brand:
    SHURFLO
     
    SHURflo In-Line Check Valve
    SHURflo In-Line Check Valve
    Item # : 500758

  • Applications: Prevents Back Surge in Water Lines
  • Hose Barbs: (2) 1/2" (13 mm)
  • Designed for Water Pressure up to 100 PSI
  • Model Number: 340-001
      Features:
    • The SHURflo 340-001 Check Valve allows flow in one direction only
    • Prevents back surge in water lines

    • Small size means easy... more...
       
    $10.99
     
    Our Price:
    $10.99
    500758 SHURflo In-Line Check Valve icon SHURFLO 340001 Features:
    • The SHURflo 340-001 Check Valve allows flow in one direction only
    • Prevents back surge in water lines

    • Small size means easy
    10.99

    info

     
     
    Jabsco
    • Jabsco In-Line Check Valves Jabsco In-Line Check Valves
      Jabsco In-Line Check Valves
     
    Brand:
    Jabsco
     
    Jabsco In-Line Check Valves
    Jabsco In-Line Check Valves
    Item # : 506494

  • Select Port Size
  • Function: Prevents Back Flow and Helps Priming
  • Adjustable Port Configuration for Convenient Hose Angle
  • Model Number: Multiple Sizes Available
      In-Line Non-Return Valve
    Features:
    •Aids pump priming, prevents backflow from pump into bilge
    •Fits into pump suction line
    •Robust plastic construction with... more...
       
    $17.99
     
    Our Price:
    $17.99
    506494 Jabsco In-Line Check Valves icon Jabsco Multiple Sizes Available In-Line Non-Return Valve
    Features:
    •Aids pump priming, prevents backflow from pump into bilge
    •Fits into pump suction line
    •Robust plastic construction with
    17.99

    info