Valves

  1. Apollo Conbraco Replacement/Spare Seacock Handle

    $10.52 - $19.49
    5
  2. Ronstan Non Return Valve - PNP131

    $12.86
  3. Up to 10% off

    Groco PNC Series Pipe Nipples with Check Valve

    $13.20 - $52.99
    0
  4. Jabsco Handle Extension Spacer - 45500-1000

    $17.74
    0
  5. Whale Non-Return Valve - LV1219

    $19.99
    1
  6. Groco FV Series Bronze Inline Fuel Valve

    $20.99 - $39.99
    1
  7. Whitecap Brass Ball Valve

    $20.99 - $147.99
    0
  8. SHURflo In-Line Check Valve - 340-001

    $20.99
    1
  9. Groco IBV Series Bronze Inline Ball Valve

    $20.99 - $1,001.99
    14
  10. Forespar Y-Valve Parts Kit - 902006

    $21.56
    1
  11. Groco CV Series Bronze Inline Check Valve

    $21.99 - $157.99
  12. Jabsco In-Line Check Valve

    $22.99 - $29.99
    4
  13. Osculati Replacement Washdown Pump Plastic Fitting

    $23.99 - $28.99
  14. Seachoice Brass Two-Way Fuel Line Valve

    $23.99
  15. Groco FV Series Fuel Valve - 90 deg.

    $23.99 - $34.99
  16. Whitecap Fuel Shut-Off Valve - P-5522

    $23.99
    0
  17. Whale Non-Return Valve - LV1215

    $23.99
    1
  18. Forespar Y-Connector

    $24.76 - $26.36
    0
  19. T-H Marine Inline Scupper Check Valve

    $25.99
    2
  20. Whitecap Fuel Shut-Off Valve - P-5525

    $25.99
    0
  21. Moeller Fuel Shut-Off Valve - 033306-10

    $28.99
    1
  22. Whitecap Fuel Shut-Off Valve - P-5521

    $30.99
    0
  23. Whitecap Fuel Shut-Off Valve - P-5520

    $32.99
    3
  24. Groco IBV Series BSPP Bronze Inline Ball Valve

    $32.99 - $574.99
    3
  25. Forespar Marelon Watertight Bulkhead Fitting

    $35.16 - $59.96
  26. Vetus Stainless Steel Ball Valve

    $35.99 - $256.99
  27. Whitecap Fuel Shut-Off Valve - P-5523

    $35.99
    0
  28. Whitecap Fuel Shut-Off Valve - P-5524

    $36.99
    0
  29. Beckson Hose Inline Check Valve - 1 1/2" - CV-1-1/2

    $37.99
    1
  30. Jabsco Y Valve Service Kit - 45488-0000

    $41.99
    2
  31. Groco BB Series Backing Block

    $41.99 - $79.99
    5
  32. Groco IBV-S Series Stainless Steel Inline Ball Valve

    $41.99 - $576.99
  33. Forespar MF850 Marelon Threaded Ball Valve

    $42.36 - $180.76
    7
  34. Groco Bronze 3-Way Valve

    $43.99 - $205.99
    4
  35. Groco IBVF Series Flanged Adapter

    $43.99 - $223.99
    2
  36. Up to 30% off

    Apollo Conbraco Shut Off Valve

    $46.99 - $353.99
    1
  37. Moeller 3 Way Fuel Valve - 033312-10

    $48.99
    2
  38. Apollo Conbraco Fuel Valve Shut Off

    $52.99
    0
  39. Forespar MF-Series Diverter Y-Valve Connector

    $56.76 - $71.96
    4
  40. Forespar MF 849 Marelon Seacock

    $59.16 - $139.96
    1
  41. Up to 20% off

    Apollo Conbraco 3-Way Diverter Valve

    $60.99 - $224.79
    1
  42. Forespar Pro Series Inline Ball Valve

    $63.96 - $215.96
  43. Groco FBV Series Bronze Flanged Seacock

    $64.99 - $545.99
    12
  44. Forespar Pro Series Thru-Hull Plug Inline Valve Seacock

    $66.99 - $215.96
  45. Vetus Bronze Ball Valve

    $68.99 - $214.99
  46. Johnson Y-Valve - 81-47238-01

    $70.99
  47. Racor Shut-Off Valve Drain Kit - RK 19492

    $78.99
    2
  48. Forespar Marelon 93 Series Ball Valve/Mushroom Thru-Hull Fitting

    $79.96 - $175.96
    1
 
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About Valves

Marine Y-Valves

Marine Y Valves for boat toilets and marine 3 way valves for water applications above and below the waterline. For water use or mairine toilets, Defender Marine offers several marine 3-way valves and connectors. Service kits are also available for updating and fixing boat Y-valves at home. Above or below the waterline Defender has got you covered!