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Marine Plumbing & Ventilation - Accessories

Complete your onboard plumbing and ventilation system with premium marine accessories designed to improve performance, simplify maintenance, and ensure reliable operation. Whether you're upgrading an existing system, replacing worn components, or completing a new installation, quality accessories help keep your vessel running efficiently in demanding marine environments. Built for freshwater and saltwater applications, our collection features durable plumbing and ventilation accessories engineered to withstand moisture, corrosion, vibration, UV exposure, and harsh weather conditions. Browse fittings, connectors, clamps, valves, mounting hardware, adapters, replacement parts, seals, vents, and installation components compatible with a wide range of marine plumbing and ventilation systems. Designed for secure connections, dependable performance, and long-lasting durability, these products help maintain water flow, airflow, and overall system efficiency throughout your vessel. Featuring trusted marine brands recognized for quality and innovation, our Marine Plumbing & Ventilation – Accessories collection delivers reliable solutions for boat owners and marine professionals. Shop today with confidence.

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  • Raritan Crown Head CD Series Repair Kit [CSRK]
    Raritan

    Raritan Crown Head CD Series Repair Kit [CSRK]

    $197.04
    $276.44
    $197.04
    Crown Head™ CD Series Repair KitThe Deep Draft Crown Head was last made in 1990 but some still exist out in the field today. While many of the parts are similar to today’s Crown Head there are some that are no longer available. For this reason...
    $197.04
    $276.44
    $197.04
  • Jabsco Valve Kit EPDM [18911-1030]
    Jabsco

    Jabsco Valve Kit EPDM [18911-1030]

    $46.77
    $62.36
    $46.77
    Valve Kit EPDMThe Jabsco's Valve Kit EPDM is a check valve kit, EPDM for a Jabsco diaphragm pump.
    $46.77
    $62.36
    $46.77
  • Camco EvoFlex Drinking Water Hose - 10 [22592]Camco EvoFlex Drinking Water Hose - 10 [22592]
    Camco

    Camco EvoFlex Drinking Water Hose - 10 [22592]

    $26.92
    $34.01
    $26.92
    EvoFlex Drinking Water Hose - 10'Camco’s Evo Flex 10-Foot Drinking Water Hose with 5/8-inch ID is ideal for RV and marine use. Its extra flexible construction holds no memory, making it easier to position and store. Features nickel-plated machined fittings. Drinking water safe with...
    $26.92
    $34.01
    $26.92
  • Jabsco Regular Toilet Seat w/Soft Close Lid [58104-2000]
    Jabsco

    Jabsco Regular Toilet Seat w/Soft Close Lid [58104-2000]

    $198.45
    $266.50
    $198.45
    Regular Toilet Seat with Soft Close LidFeatures: For regular-size bowl toilets from 2018 only (flat edge at the back and Jabsco logo)  Composite plastic seat Lid dimensions - 423mm x 365mm/155mm between fitting holes Hinges included Packaged Dimensions: L:50.00 x H:40.00 x W:40.00cm Actual...
    $198.45
    $266.50
    $198.45
  • Sea-Dog 30 piece Garboard Replacement Plug - Machined Bronze w/counter display [520041-5]
    Sea-Dog

    Sea-Dog 30 piece Garboard Replacement Plug - Machined Bronze w/counter display [520041-5]

    $238.15
    $355.82
    $238.15
    Garboard Replacement Plug - Machined BronzeThe replacement plug has a square top for use with a socket wrench. Constructed of machined bronze. Installs with three #10 FH fasteners (not included).Specifications: Weight: .04 oz Replacement plug for 520040 Specifications: Type: Parts Box Dimensions: 6"H x...
    $238.15
    $355.82
    $238.15
  • Raritan Shaft Seal f/PH & PHII [1214A]
    Raritan

    Raritan Shaft Seal f/PH & PHII [1214A]

    $14.16
    $17.72
    $14.16
    Shaft SealRaritan's Shaft Seal is made specifically for Raritan's PH and PHII.Raritan manufactures equipment for pleasure boats throughout the world. Products include marine toilets, waste treatment systems, icemakers and water heaters. Committed to the environment and preserving sea life, Raritan designs products to help...
    $14.16
    $17.72
    $14.16
  • Safe-T-Alert High Bilge Water Alarm - Surface Mount - Black [SA-1000XL]
    Safe-T-Alert

    Safe-T-Alert High Bilge Water Alarm - Surface Mount - Black [SA-1000XL]

    $106.25
    $0.00
    $106.25
    High Bilge Water Alarm - Surface Mount - BlackFeatures: Visual and Audible Alarm Indicator Dual signaling before maximum bilge water conditions exist, sounds an alarm & activates warning light Marine Proven Exclusively designed for the harsh marine environment Sensor has been used in bilge's...
    $106.25
    $0.00
    $106.25
  • Scandvik Recessed Shower w/6 White Hose - Euro Trigger Sprayer [12107P]
    Scandvik

    Scandvik Recessed Shower w/6 White Hose - Euro Trigger Sprayer [12107P]

    $77.95
    $126.17
    $77.95
    Recessed Shower with 6' White Hose - Euro Trigger SprayerThis part is part of the fifth generation of Scandvik recessed showers. Also, this recessed shower has an easy-to-use Euro trigger sprayer handle.Features: White handle, white cup & cap with 6’ white nylon hose Improved...
    $77.95
    $126.17
    $77.95
  • Scandvik Heavy-Duty Brass Basin Tap - Chrome Plated [10050P]
    Scandvik

    Scandvik Heavy-Duty Brass Basin Tap - Chrome Plated [10050P]

    $102.05
    $165.86
    $102.05
    Heavy-Duty Brass Tap - Chrome PlatedThis basin tap has a heavy-duty chrome-plated brass body.Specifications: Exposes Tap Part Height: 2-1/2" Water Connection: 1/2 in. NPS-M Material: Chrome-plated brass body with chrome-plated ABS plastic knobs Mounting Hole: 7/8 in. Shipping Weight: 3 lbs. *The "P" within...
    $102.05
    $165.86
    $102.05
  • Jabsco 18916-0040 Replacement Pressure Switch - 40 PSI [18916-0040]
    Jabsco

    Jabsco 18916-0040 Replacement Pressure Switch - 40 PSI [18916-0040]

    $52.44
    $70.87
    $52.44
    18916-0040 Replacement Pressure Switch - 40 PSICompatible Series: 31595-Series 31600-Series 31620-Series 31630-Series WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.
    $52.44
    $70.87
    $52.44
  • Flojet Viton Valve Kit Chamber Sub-Assembly [20407021]
    Flojet

    Flojet Viton Valve Kit Chamber Sub-Assembly [20407021]

    $70.87
    $96.38
    $70.87
    Viton Valve Kit Chamber Sub-AssemblyFKM check valve kit for the Triplex (triangle head)
    $70.87
    $96.38
    $70.87
  • GROCO ARG-1 Strainer Service Kit [ARG-1]
    GROCO

    GROCO ARG-1 Strainer Service Kit [ARG-1]

    $25.50
    $36.86
    $25.50
    ARG-1 Strainer Service KitARG Series raw water strainer service kit.Compatible with the Groco ARG 500, 750 and 755 series strainers.In the Box: (1) - 2-153 - Sight Glass O-Ring (1) - 2-135 - Cap O-Ring (1) - 2-228 - Cap O-Ring (4) - PFW-2...
    $25.50
    $36.86
    $25.50
  • Raritan Smart Toilet Control Circuit Board [STC548W]
    Raritan

    Raritan Smart Toilet Control Circuit Board [STC548W]

    $378.49
    $552.87
    $378.49
    Smart Toilet Control Circuit BoardSmart Toilet Control (STC) is a controller for flushing toilets to optimize water use without compromising the quality of the flush.Control consists of a controller, panel, and 7’ of cable. STC is designed to automatically start a flushing cycle if normal...
    $378.49
    $552.87
    $378.49
  • Scandvik Straight Handle Pull Out Sprayer - White w/6 Hose [10196P]Scandvik Straight Handle Pull Out Sprayer - White w/6 Hose [10196P]
    Scandvik

    Scandvik Straight Handle Pull Out Sprayer - White w/6 Hose [10196P]

    $55.27
    $90.73
    $55.27
    Straight Handle Pull Out Sprayer - White with 6' HoseThis straight-handled sprayer is as reliable as it is functional.Features: White sprayer with 6 ft. white nylon hose Included counter-top holder leaves the sprayer in a ready-for-action position Sprayer handle features a trigger sprayer for...
    $55.27
    $90.73
    $55.27
  • Scandvik White Vertical Cup Cap f/Scandvik PN 1075 [10029P]Scandvik White Vertical Cup Cap f/Scandvik PN 1075 [10029P]
    Scandvik

    Scandvik White Vertical Cup Cap f/Scandvik PN 1075 [10029P]

    $21.25
    $31.19
    $21.25
    White Vertical Cup & Cap for Scandvik Part Number 1075This is a white replacement cap and cup for the vertically mounted recessed showers. This part is a kit (one #10030 cap and one #10031 cup).Features: These showers are typically mounted on the side of...
    $21.25
    $31.19
    $21.25
  • Scandvik Recessed Shower w/6 White Hose - Push-Button [12106P]Scandvik Recessed Shower w/6 White Hose - Push-Button [12106P]
    Scandvik

    Scandvik Recessed Shower w/6 White Hose - Push-Button [12106P]

    $128.99
    $211.23
    $128.99
    Recessed Shower with 6' White Hose - Push-ButtonThis part is part of the fifth generation of Scandvik recessed showers. Also, this recessed shower has an easy-to-use push-button.Features: White handle, cup, and cap with a 6 ft. white hose Improved UV protection and a better...
    $128.99
    $211.23
    $128.99
  • Camco EvoFlex Drinking Water Hose - 4 [22590]Camco EvoFlex Drinking Water Hose - 4 [22590]
    Camco

    Camco EvoFlex Drinking Water Hose - 4 [22590]

    $18.41
    $24.09
    $18.41
    EvoFlex Drinking Water Hose - 4'Camco’s Evo Flex 4-Foot Drinking Water Hose with 5/8-inch ID is ideal for RV and marine use. Its extra flexible construction holds no memory, making it easier to position and store. Features nickel-plated machined fittings. Drinking water safe with...
    $18.41
    $24.09
    $18.41
  • Forespar PUREWATER+All-In-One Water Filtration System 5 Micron Replacement Filter [770297-1]
    Forespar Performance Products

    Forespar PUREWATER+All-In-One Water Filtration System 5 Micron Replacement Filter [770297-1]

    $35.43
    $50.96
    $35.43
    PUREWATER+All-In-One Water Filtration System 5 Micron Replacement FilterFeatures: Simple filter change by twisting off faucet head simply dropping filter into cartridge without crawling under sink On-demand ultra-clean tasting water from your tank Elegantly styled Simple to install Compact filter housing maximizes under sink storage...
    $35.43
    $50.96
    $35.43
  • Jabsco 4-Blade Chopper Kit w/Lock Nut f/18590 Series Macerator Pumps [37056-2000]
    Jabsco

    Jabsco 4-Blade Chopper Kit w/Lock Nut f/18590 Series Macerator Pumps [37056-2000]

    $32.59
    $43.93
    $32.59
    4-Blade Chopper Kit with Lock Nut for 18590 Series Macerator PumpsThe Jabsco 4-Blade Chopper Kit replaces a worn, broken, or malfunctioning macerator chopper in the 18590 Series. The chopper is designed with 4 heads, each with its own blade to break up large debris...
    $32.59
    $43.93
    $32.59
  • Scandvik Minimalistic Compact Single Level Mixer - Faucet Shower Combo - Chrome [16216]
    Scandvik

    Scandvik Minimalistic Compact Single Level Mixer - Faucet Shower Combo - Chrome [16216]

    $357.23
    $612.41
    $357.23
    Minimalistic Compact Single Level Mixer - Faucet & Shower Combo - ChromeThe minimalist single-lever design of the combination faucet and shower mixer combines modern lines with elegance. Press the button on the back of the handle to switch between aerated water flow and shower...
    $357.23
    $612.41
    $357.23