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Collection: Marine Plumbing & Ventilation - Thru-Hull Fittings

100 products

  • 13% off
    GROCO

    GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]

    3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: Hose...

    $50.99 USD $59.00 USD
    $50.99 USD
    $50.99 USD $59.00 USD
  • 4% off
    GROCO

    GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125-S]

    Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...

    $39.99 USD $42.00 USD
    $39.99 USD
    $39.99 USD $42.00 USD
  • 9% off
    GROCO

    GROCO 1" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1000-W]

    1" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1"...

    $46.99 USD $52.00 USD
    $46.99 USD
    $46.99 USD $52.00 USD
  • 40% off
    Perko

    Perko 3/4" Intake Strainer Bronze MADE IN THE USA [0065DP5PLB]

    Perko 3/4" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 3/4 Maximum Hull Thickness Inches: 2-3/16 Dimensions Strainer...

    $64.99 USD $109.63 USD
    $64.99 USD
    $64.99 USD $109.63 USD
  • 0% off
    GROCO

    GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" [HTH-625-S]

    Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...

    $33.99 USD $34.00 USD
    $33.99 USD
    $33.99 USD $34.00 USD
  • Attwood Marine

    Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3]

    White Plastic Thru-Hull Fitting - 1-1/8" Inner DiameterThis thru-hull fitting is made with a durable, thermoplastic construction, which prevents electrolysis.Specifications:...

    $17.99 USD
    $17.99 USD
    $17.99 USD
  • 0% off
    GROCO

    GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" [HTH-750-S]

    Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...

    $33.99 USD $34.00 USD
    $33.99 USD
    $33.99 USD $34.00 USD
  • Attwood Marine

    Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner Diameter [66546-3]

    Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why...

    $33.99 USD
    $33.99 USD
    $33.99 USD
  • Attwood Marine

    Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3]

    White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow...

    $18.99 USD
    $18.99 USD
    $18.99 USD
  • 5% off
    Attwood Marine

    Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]

    Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why...

    $57.99 USD $61.56 USD
    $57.99 USD
    $57.99 USD $61.56 USD
  • 20% off
    GROCO

    GROCO 2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-2000-W]

    2" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag...

    $80.99 USD $102.00 USD
    $80.99 USD
    $80.99 USD $102.00 USD
  • GROCO

    GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

    Bronze Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size:...

    $28.99 USD
    $28.99 USD
    $28.99 USD
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