Valves

  1. Forespar Pro Series Flush Cap Dual Drain NPSM Thread Seacock

    $138.18 - $373.93
  2. Forespar Pro Series Flush Cap Y-Valve NPSM Thread Seacock

    $130.28 - $386.34
  3. Forespar Pro Series Flush Cap Inline Valve NPSM Thread Seacock

    $125.77 - $373.93
  4. Forespar Pro Series Flush Cap Y-Valve Screened Seacock

    $113.36 - $395.36
  5. Forespar Pro Series Thru-Hull Plug Y-Valve Seacock

    $124.64 - $395.36
  6. Forespar Pro Series Thru-Hull Plug Inline Valve Seacock

    $119.00 - $353.63
  7. Forespar Pro Series Flush Cap Inline Valve Screened Seacock

    $119.00 - $362.65
  8. Forespar Pro Series Inline Ball Valve

    $111.11 - $346.86
  9. Forespar Pro Series Thru-Hull Plug Dual Drain Seacock

    $133.67 - $381.83
  10. Forespar Pro Series Flush Cap Dual Drain Screened Seacock

    $133.67 - $381.83
  11. Forespar Marelon Watertight Bulkhead Fitting

    $81.77 - $139.30
  12. Forespar Flowtech Performance Valve

    $419.03 - $451.74
  13. Forespar Flowtech Performance Valve Repair Kit

    $154.27 - $168.37
  14. Seachoice Brass Two-Way Fuel Line Valve

    $28.78 - $34.42
  15. Vetus Stainless Steel Ball Valve

    $51.34 - $362.95
  16. Vetus Bronze Ball Valve

    $85.20 - $250.38
  17. Perko Ball Valve Seacock

    $295.27 - $375.64
    1
  18. Perko Bronze Seacock Body

    $205.05 - $826.90
    1
  19. Racor Shut-Off Valve Drain Kit - RK 19492

    $109.15
    2
  20. Raritan Diverter Y Valve

    $128.89 - $162.75
  21. Groco Bronze 3-Way Valve

    $52.75 - $258.63
    4
  22. Groco SBV-P Series Bronze Flanged Seacock with Side Port

    $749.32 - $4,174.32
  23. Groco FV Series Bronze Inline Fuel Valve

    $26.56 - $48.52
    1
  24. Groco FV Series Fuel Valve - 90 deg.

    $30.19 - $49.93
  25. Groco FV Series Tank Selector Valve

    $116.20 - $348.85
  26. Groco IBV-S Series Stainless Steel Inline Ball Valve

    $58.39 - $814.24
  27. Groco IBV Series BSPP Bronze Inline Ball Valve

    $40.06 - $721.18
    3
  28. Groco CV Series Bronze Inline Check Valve

    $28.78 - $198.00
  29. Groco G-Gate Hub to Garmin - G-GATE-G

    $967.86
  30. Groco 6 Port Bronze Fuel Valve - FV-65038

    $238.87
  31. Beckson Hose Inline Check Valve - 1 1/2" - CV-1-1/2

    $54.16
    1
  32. T-H Marine Inline Scupper Check Valve

    $35.83
    2
  33. Forespar Marelon 93 Series Ball Valve/Mushroom Thru-Hull Fitting

    $118.98 - $275.79
    1
  34. Whitecap Fuel Shut-Off Valve - P-5524

    $52.77
    0
  35. Whitecap Fuel Shut-Off Valve - P-5525

    $37.26
    0
  36. 28% off

    Whitecap Brass Ball Valve

    $25.70 - $174.04
    $18.42 - $155.70
    0
  37. Whitecap Fuel Shut-Off Valve - P-5520

    $47.13
    3
  38. Whitecap Fuel Shut-Off Valve - P-5521

    $44.31
    0
  39. Whitecap Fuel Shut-Off Valve - P-5522

    $34.44
    0
  40. Whitecap Fuel Shut-Off Valve - P-5523

    $51.36
    0
  41. Whale Diverter Y-Valve - DV5606

    $133.12
    0
  42. Whale Non-Return Valve - LV1219

    $28.78
    1
  43. Whale Non-Return Valve - LV1215

    $34.42
    1
  44. SHURflo In-Line Check Valve - 340-001

    $28.25
    1
  45. Moeller 3 Way Fuel Valve - 033312-10

    $66.85
    2
  46. Moeller Fuel Shut-Off Valve - 033306-10

    $40.06
    1
  47. Jabsco In-Line Check Valve

    $33.01 - $42.88
    4
  48. Jabsco Y Valve Service Kit - 45488-0000

    $59.80
    2
 
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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!