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Plumbing & Ventilation

Maintain reliable water flow, sanitation, and ventilation systems on your vessel with high-quality marine plumbing and ventilation components. This category includes essential products such as bilge pumps, livewell pumps, engine cooling pumps, washdown systems, hoses, fittings, and thru-hull fittings, along with strainors, impellers, and transfer pumps designed to support boat plumbing systems. You’ll also find marine air conditioning units, fans, blowers, heaters, and ventilation equipment that help regulate airflow and temperature onboard. From portable toilets and sanitation systems to monitoring components and installation tools, Bluewater Marine Supply offers dependable solutions for maintaining critical onboard systems.

Marine plumbing systems are essential for water circulation, sanitation, and onboard comfort. From freshwater systems to washdown pumps and sanitation equipment, reliable plumbing components ensure smooth operation.

Key components include water pumps, hoses, fittings, and filtration systems, all designed to withstand marine conditions.

Proper installation and maintenance are critical to prevent leaks and ensure long-term performance.

Browse our marine plumbing and pump solutions for dependable onboard systems.

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  • Rule 1100GPH Standard Bilge Pump - 24V
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    Rule 1100GPH Standard Bilge Pump - 24V

    1100GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 1100GPH pump will produce this flow at just 24V rather than 27.2V as previously...
    $119.24
    $79.13
  • Rule 1100GPH Standard Bilge Pump - 12V
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    Rule

    Rule 1100GPH Standard Bilge Pump - 12V

    1100GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 1100GPH pump will produce this flow at just 12V rather than 13.6V as previously...
    $99.69
    $66.63
  • Rule 800GPH Standard Bilge Pump - 24V
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    Rule

    Rule 800GPH Standard Bilge Pump - 24V

    800GPH Standard Bilge Pump - 24VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 800GPH pump will produce this flow at just 24V rather than 27.2V as previously...
    $105.44
    $70.38
  • Rule 800GPH Standard Bilge Pump - 12V
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    Rule

    Rule 800GPH Standard Bilge Pump - 12V

    800GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 800GPH pump will produce this flow at just 12V rather than 13.6V as previously...
    $89.34
    $59.67
  • Rule 500GPH Standard Bilge Pump - 24V
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    Rule

    Rule 500GPH Standard Bilge Pump - 24V

    500GPH Standard Bilge Pump - 24VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 500GPH pump will produce this flow at just 24V rather than 27.2V as previously...
    $73.24
    $49.77
  • Rule 500GPH Standard Bilge Pump - 12V
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    Rule

    Rule 500GPH Standard Bilge Pump - 12V

    500GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 500GPH pump will produce this flow at just 12V rather than 13.6V as previously...
    $60.59
    $41.69
  • Rule 360GPH Standard Bilge Pump - 12V
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    Rule

    Rule 360GPH Standard Bilge Pump - 12V

    360GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 360GPH pump will produce this flow at just 12V rather than 13.6V as previously...
    $47.94
    $33.62
  • Rule 800GPH Electronic Sensing Bilge Pump - 12V
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    Rule 800GPH Electronic Sensing Bilge Pump - 12V

    800GPH Electronic Sensing Bilge Pump - 12VIn the next generation sensing bilge pumps, the 800GPH 12V S series pump works on the principle of impeller resistance. The pump will turn on every 2-1/2 minutes for about one second to sense for water. If water...
    $183.64
    $119.87
  • Rule 500GPH Electronic Sensing Bilge Pump - 24V
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    Rule

    Rule 500GPH Electronic Sensing Bilge Pump - 24V

    500GPH Electronic Sensing Bilge Pump - 24VIn the next generation sensing bilge pumps, the 500GPH 24V S series pump works on the principle of impeller resistance. The pump will turn on every 2-1/2 minutes for about one second to sense for water. If water...
    $177.89
    $116.40
  • Rule 500GPH Electronic Sensing Bilge Pump - 12V
    Add to Cart The item has been added

    Rule

    Rule 500GPH Electronic Sensing Bilge Pump - 12V

    500GPH Electronic Sensing Bilge Pump - 12VIn the next generation sensing bilge pumps, the 500GPH S series pump works on the principle of impeller resistance. The pump will turn on every 2-1/2 minutes for about one second to sense for water. If water is...
    $150.29
    $98.81
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