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Marine Plumbing & Ventilation - Washdown / Pressure Pumps

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Keep your vessel clean and your water systems operating efficiently with premium marine washdown and pressure pumps designed for dependable performance in demanding boating environments. Ideal for recreational boats, fishing vessels, yachts, and commercial marine applications, these pumps provide reliable water pressure for deck cleaning, equipment rinsing, livewell maintenance, freshwater delivery, and general onboard use. Built for freshwater and saltwater environments, our collection features durable washdown pumps, freshwater pressure pumps, pump kits, replacement pumps, strainers, fittings, switches, hoses, and installation accessories engineered to withstand moisture, corrosion, vibration, and continuous marine operation. Designed for consistent water flow, energy-efficient performance, and long-lasting reliability, these products help simplify routine maintenance while improving onboard convenience. Featuring trusted marine brands recognized for quality and innovation, our Marine Plumbing & Ventilation – Washdown & Pressure Pumps collection delivers dependable solutions for every boating need. Shop today and upgrade your vessel with reliable water pressure and cleaning performance.

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  • Johnson Pump Wash Down Flexible Hose - 25 [09-60616]
    Johnson Pump

    Johnson Pump Wash Down Flexible Hose - 25 [09-60616]

    $50.64
    $84.05
    $50.64
    Wash Down Flexible Hose - 25'Features: Expandable X-hose flexible hose Easy to use, portable, folds up after use, easy to stow away Handles wash down pump pressure Size: 25' Specifications: Type: Tools & Accessories Box Dimensions: 3"H x 8"W x 12"L WT: 0.98 lbs...
    $50.64
    $84.05
    $50.64
  • Jabsco Sensor Max II 5 GPM Variable Speed Freshwater Pump - 12V, 40 PSI [V50AJ-115N-3A]
    Jabsco

    Jabsco Sensor Max II 5 GPM Variable Speed Freshwater Pump - 12V, 40 PSI [V50AJ-115N-3A]

    $587.63
    $825.01
    $587.63
    Sensor Max II 5 GPM Variable Speed Freshwater Pump - 12V, 40 PSIExceptional performance and life for total peace of mind with your onboard water system. The Sensor-Max II is the most sophisticated freshwater delivery pump featuring variable speed technology. The Sensor-Max II incorporates...
    $587.63
    $825.01
    $587.63
  • Jabsco HotShot HD5 Heavy Duty Washdown Pump - 12V - 5 GPM - 70 PSI [P501J-119N-3A]Jabsco HotShot HD5 Heavy Duty Washdown Pump - 12V - 5 GPM - 70 PSI [P501J-119N-3A]
    Jabsco

    Jabsco HotShot HD5 Heavy Duty Washdown Pump - 12V - 5 GPM - 70 PSI [P501J-119N-3A]

    $332.89
    $468.95
    $332.89
    HotShot HD5 Heavy Duty Washdown Pump - 12V - 5 GPM - 70 PSIYears of clean decks and satisfaction in the form of robust and reliable high-flow and high-pressure diaphragm pumps. The Jabsco legacy of exceptional products continues with this updated and improved lineup...
    $332.89
    $468.95
    $332.89
  • Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 24V - 4 GPM - 40 PSI [Q402J-115S-3A]Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 24V - 4 GPM - 40 PSI [Q402J-115S-3A]
    Jabsco

    Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 24V - 4 GPM - 40 PSI [Q402J-115S-3A]

    $312.63
    $440.00
    $312.63
    Par-Max HD4 Heavy Duty Water Pressure Pump - 24V - 4 GPM - 40 PSIHD (Heavy Duty) models include a wider diameter motor with a powder coated shell, cast aluminum endbells and lower housing to improve pressure capability and life. Available in configurations up...
    $312.63
    $440.00
    $312.63
  • Jabsco Mag Drive Centrifugal Pump - 21GPM - 110V AC [436981]
    Jabsco

    Jabsco Mag Drive Centrifugal Pump - 21GPM - 110V AC [436981]

    $606.45
    $853.96
    $606.45
    Mag Drive Centrifugal Pump - 21GPM - 110V ACDesigned for applications that require a safe and leak free, continuous duty pump. Great for marine air conditioning circulation, Ice Makers, Hot water circulation, Livewell and Bait tank installations.Pump Head is manufactured in chemical resistant thermo-plastics...
    $606.45
    $853.96
    $606.45
  • Jabsco Stainless Steel Quick-Release Hose Deck Mount Fitting Hose Adapter [31911-0000]
    Jabsco

    Jabsco Stainless Steel Quick-Release Hose Deck Mount Fitting Hose Adapter [31911-0000]

    $205.52
    $276.44
    $205.52
    Stainless Steel Quick-Release Hose Deck Mount Fitting & Hose AdapterStainless Steel Deck Mount Fitting, 1/2" NPT Female Inlet, 3/4" GHT Male Hose Adapter.The Quick Release Connector provides the perfect installation solution for your HoseCoil washdown or garden style hose. The Quick Release installs easily...
    $205.52
    $276.44
    $205.52
  • Jabsco Par-Max HD6 Heavy Duty Water Pressure Pump - 24V - 6 GPM - 60 PSI [P602J-218S-3A]Jabsco Par-Max HD6 Heavy Duty Water Pressure Pump - 24V - 6 GPM - 60 PSI [P602J-218S-3A]
    Jabsco

    Jabsco Par-Max HD6 Heavy Duty Water Pressure Pump - 24V - 6 GPM - 60 PSI [P602J-218S-3A]

    $402.37
    $564.48
    $402.37
    Par-Max HD6 Heavy Duty Water Pressure Pump - 24V - 6 GPM - 60 PSIHD (Heavy Duty) models include a wider diameter motor with a powder coated shell, cast aluminum endbells and lower housing to improve pressure capability and life. Available in configurations up...
    $402.37
    $564.48
    $402.37
  • Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSI [Q401J-115S-3A]Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSI [Q401J-115S-3A]
    Jabsco

    Jabsco Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSI [Q401J-115S-3A]

    $270.65
    $382.10
    $270.65
    Par-Max HD4 Heavy Duty Water Pressure Pump - 12V - 4 GPM - 40 PSIHD (Heavy Duty) models include a wider diameter motor with a powder coated shell, cast aluminum endbells and lower housing to improve pressure capability and life. Available in configurations up...
    $270.65
    $382.10
    $270.65
  • Rule 3800 G.P.H General Purpose Centrifugal Pump [17A]
    Rule

    Rule 3800 G.P.H General Purpose Centrifugal Pump [17A]

    $399.47
    $561.58
    $399.47
    General Purpose Centrifugal PumpEnd Suction Centrifugal PumpThe Rule General Purpose Pump is designed for use as a washdown pump and/or to circulate water to your livewell tank(s). Heavy duty construction for use on commercial or pleasure boats. 1-1/2" (38mm) inlet and 1-1/2" (38mm) discharge...
    $399.47
    $561.58
    $399.47
  • 5813858138Johnson Pump Aqua Jet 5.2 GPH Washdown Pump Kit w/Hose - 12V [64534]
    Johnson Pump

    5813858138Johnson Pump Aqua Jet 5.2 GPH Washdown Pump Kit w/Hose - 12V [64534]

    $370.52
    $650.21
    $370.52
    Aqua Jet Wash Down Kit 5.2New 19 l/min (5.2 GPM) wash down kit conveniently includes a high capacity Aqua Jet WD 5.2, 5 bar (70 psi), PUMProtector inlet strainer, spray nozzle, bulk head fitting with valve, and 7.5 meters (25') of coiled wash down...
    $370.52
    $650.21
    $370.52
  • Johnson Pump Wash Down Control - 12V - 2-Way On/Off [82024]
    Johnson Pump

    Johnson Pump Wash Down Control - 12V - 2-Way On/Off [82024]

    $54.99
    $91.53
    $54.99
    Wash Down Control - 12V - 2-Way On/OffSwitch panel that gives full control of your equipment. Just push the button for manual or automatic bilge pumping. The automatic feature operates in combination with the automatic bilge switches or the electronic float switch. The three-position...
    $54.99
    $91.53
    $54.99
  • Johnson Pump 5.2 Aqua Jet Wash Down 12V [10-13407-07]
    Johnson Pump

    Johnson Pump 5.2 Aqua Jet Wash Down 12V [10-13407-07]

    $298.15
    $523.12
    $298.15
    Aqua Jet Wash Down PumpsThe new generation of wash down pumps - 12V DC. Quiet and pulsation-free, the new Aqua Jet five-chamber diaphragm pump from SPX Johnson Pump provides the perfect deckwash solution for both small and medium sized leisure and commercial boats. With...
    $298.15
    $523.12
    $298.15
  • Scandvik SS Washdown Spigot [10187P]Scandvik SS Washdown Spigot [10187P]
    Scandvik

    Scandvik SS Washdown Spigot [10187P]

    $144.73
    $237.38
    $144.73
    Stainless Steel Washdown SpigotThis is a rugged all-316 stainless steel washdown spigot. It has a standard 3/4-in. garden hose thread that provides easy hose attachment for quick washdowns.Specifications: Water Connection (inch): 1/2" NPS-M threaded shaft  Flange Diameter (inch): 2-1/4" Mounting Hole (inch): 1" Shipping...
    $144.73
    $237.38
    $144.73
  • Shurflo by Pentair Pre-Pressurized Accumulator Tank - 24 oz. [182-200]
    Shurflo by Pentair

    Shurflo by Pentair Pre-Pressurized Accumulator Tank - 24 oz. [182-200]

    $102.75
    $160.45
    $102.75
    Pre-Pressurized Accumulator Tank - 24 oz.Specifically designed to be installed downstream of your pump, this tank helps reduce unwanted cycling, pulsation and pressure spikes, while helping to prolong pump life and save battery power. SHURFLO's accumulator tank uses a patented domed displacement diaphragm to...
    $102.75
    $160.45
    $102.75
  • GROCO Paragon Senior 24V Water Pressure System [PWR 24V]
    GROCO

    GROCO Paragon Senior 24V Water Pressure System [PWR 24V]

    $4,187.34
    $7,098.10
    $4,187.34
    Paragon Senior 24V Water Pressure SystemFeatures: Made in the USA Max 11 GPM Operating pressure range 30-50 PSI For yachts over 50' in length Complies with NSF-61 low-lead standard Powerful 2-stage rotary pump DC and AC models are available Pressure gauge and inlet strainer...
    $4,187.34
    $7,098.10
    $4,187.34
  • Johnson Pump Aqua Jet Duo WPS 10.4 Gallons - 24V Water Pressure Pump System [10-13409-02]
    Johnson Pump

    Johnson Pump Aqua Jet Duo WPS 10.4 Gallons - 24V Water Pressure Pump System [10-13409-02]

    $1,063.83
    $1,872.51
    $1,063.83
    Aqua Jet Duo WPS 10.4 Gallons - 24V Water Pressure Pump SystemHigh capacity unit with two parallel connected Aqua Jet WPS capacity 40 l/min fixed on a base with PUM Protector inlet strainers and a 2 liters pre-pressurized accumulator tank. Quiet and pulsation free...
    $1,063.83
    $1,872.51
    $1,063.83
  • Jabsco Par-Max Shower Drain/General Purpose Pump - 3.5GPM-25psi-12VDC w/Strainer [32601-0092]
    Jabsco

    Jabsco Par-Max Shower Drain/General Purpose Pump - 3.5GPM-25psi-12VDC w/Strainer [32601-0092]

    $274.99
    $387.89
    $274.99
    Par-Max Shower Drain/General Purpose Pump - 3.5GPM-25psi-12VDC with StrainerLong-life fully serviceable shower drain pump.Features: 3.5 GPM (13.2 lpm) at 3ft (1m) head Self-priming up to 10ft (3m) allows mounting above wet bilges Diaphragm design allows extended dry running Continuous rated, heavy duty motor sealed...
    $274.99
    $387.89
    $274.99
  • Johnson Pump 5.2 GPM Aqua Jet Washdown Pump Kit w/Hose - 24V [64534-24]
    Johnson Pump

    Johnson Pump 5.2 GPM Aqua Jet Washdown Pump Kit w/Hose - 24V [64534-24]

    $385.00
    $676.45
    $385.00
    5.2GPM Aqua Jet Wash Down Kit20 l/min (5.2 GPM) wash down kit conveniently includes a high capacity Aqua Jet WD 5.2, 5 bar (70 psi), PUMProtector inlet strainer, spray nozzle, bulk head fitting with valve, and 7.5 meters (25') of coiled wash down hose...
    $385.00
    $676.45
    $385.00
  • Shurflo by Pentair AQUA KING II Standard Fresh Water Pump - 24 VDC, 3.0 GPM [4138-131-E65]
    Shurflo by Pentair

    Shurflo by Pentair AQUA KING II Standard Fresh Water Pump - 24 VDC, 3.0 GPM [4138-131-E65]

    $254.73
    $425.32
    $254.73
    AQUA KING™ II Standard Fresh Water Pump - 24 VDC, 3.0 GPMShurflo's 4138 fresh water pump design was created with a unique over-molded single-piece diaphragm and internal by-pass, ensuring long life and top performance in all plumbing systems. The 4138 pump is constructed for...
    $254.73
    $425.32
    $254.73
  • Johnson Pump Spray Nozzle [61155]
    Johnson Pump

    Johnson Pump Spray Nozzle [61155]

    $30.38
    $49.92
    $30.38
    Spray NozzleFeatures: Aqua Jet Spray Pistol Replacement Compatible with either the 3.5 or the 5.2 Wash Down Pump Kits Constructed out of heavy duty plastic Specifications: Type: Tools & Accessories Box Dimensions: 2"H x 5"W x 8"L WT: 0.28 lbs UPC: 729321913034
    $30.38
    $49.92
    $30.38