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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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  • Scandvik Tap w/Folding Spout - Chrome [10056P]
    Scandvik

    Scandvik Tap w/Folding Spout - Chrome [10056P]

    £44.32
    £72.88
    £44.32
    Tap with Folding Spout - ChromeThis folding cold-water tap is ideal for installing in a sink, under a seat, or in a bait station. Vertical or horizontal installation.Specifications: Water Connection: 3/8 in. BSP-M threaded shaft, 1/2 in. NPS-M adapter included Material: Chrome-plated brass with...
    £44.32
    £72.88
    £44.32
  • Scandvik Tap w/Swivel Spout - Chrome [10172P]
    Scandvik

    Scandvik Tap w/Swivel Spout - Chrome [10172P]

    £78.88
    £129.23
    £78.88
    Tap with Swivel Spout - ChromeThis cold-water tap with a swivel spout now features a 1/4 turn ceramic valve.Specifications: Water Connection: 1/2 in. NPS-M Material: Chrome-plated brass body and spout with chrome plated ABS plastic knobs Mounting Hole: 7/8 in. Shipping Weight: 4 lbs....
    £78.88
    £129.23
    £78.88
  • Scandvik Black SS Recessed Transom Shower Handle/Hose - Vertical/Horizontal Mount - 6 Hose [12124P]Scandvik Black SS Recessed Transom Shower Handle/Hose - Vertical/Horizontal Mount - 6 Hose [12124P]
    Scandvik

    Scandvik Black SS Recessed Transom Shower Handle/Hose - Vertical/Horizontal Mount - 6 Hose [12124P]

    £107.43
    £176.56
    £107.43
    Black & Stainless Steel Recessed Transom Shower Handle/Hose - Vertical/Horizontal Mount - 6' HoseThis recessed shower cap with composite cup mounts vertically or horizontally. Ideal as a deck or transom shower.Features: Push-Button sprayer ABS handle with an attached lanyard for easy pull-out Mounting hardware...
    £107.43
    £176.56
    £107.43
  • Scandvik Chrome Folding Spout Mixer [10474P]Scandvik Chrome Folding Spout Mixer [10474P]
    Scandvik

    Scandvik Chrome Folding Spout Mixer [10474P]

    £112.69
    £184.82
    £112.69
    Chrome Folding Spout MixerCompact folding mixer with a high-reach spout. Features: Chrome finish Spout is about 5.75 in. tall Can 90 degrees one way or the other.  Specifications: Water Connection: 3/8 in. BSP-M threaded shafts, (1/2 in. NPS-M adapters included) Material: Chrome-plated brass Mounting Hole:...
    £112.69
    £184.82
    £112.69
  • Raritan Straight Discharge Adapter - 90 To Straight [1222B]
    Raritan

    Raritan Straight Discharge Adapter - 90 To Straight [1222B]

    £14.27
    £19.53
    £14.27
    Straight Discharge AdapterRaritan's Straight Discharge Adapter is for 90° to Straight.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Type: Parts...
    £14.27
    £19.53
    £14.27
  • GROCO Drain Plug w/O-Ring f/ARG Strainer 2009 Newer [ARG-756]
    GROCO

    GROCO Drain Plug w/O-Ring f/ARG Strainer 2009 Newer [ARG-756]

    £5.25
    £6.75
    £5.25
    Drain Plug for ARG Strainer 2009 & Newer - No O-RingDrain plug W/O O-ring for ARG Strainer. For Strainers older than 2008 use ARG-506.
    £5.25
    £6.75
    £5.25
  • Whale Elegance Replacement Shower MK2 Handset [AS5133]
    Whale Marine

    Whale Elegance Replacement Shower MK2 Handset [AS5133]

    £49.58
    £68.66
    £49.58
    Elegance Replacement Shower MK2 HandsetFeatures: Applications: White Mk2 models RT1500, RT2500, RT1470, RT2498  This handset will only fit units manufactured after 1996 that have a metal threaded connector at the end of the hose. Specifications: Robust ABS construction Design for use with all types...
    £49.58
    £68.66
    £49.58
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 7/16"21/32" Clamping Range - 10-Pack - SAE Size 4 [705-0561]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 7/16"21/32" Clamping Range - 10-Pack - SAE Size 4 [705-0561]

    £12.76
    £19.83
    £12.76
    316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 7/16"–21/32" Clamping Range - 10-Pack - SAE Size 4Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide band is...
    £12.76
    £19.83
    £12.76
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 5/8"15/16" Clamping Range - 10-Pack - SAE Size 8 [705-0121]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 5/8"15/16" Clamping Range - 10-Pack - SAE Size 8 [705-0121]

    £14.27
    £21.10
    £14.27
    316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 5/8"–15/16" Clamping Range - 10-Pack - SAE Size 8Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide band is...
    £14.27
    £21.10
    £14.27
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (3/4" 1-1/8") Clamping Range - 10-Pack - SAE Size 10 [710-0581]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (3/4" 1-1/8") Clamping Range - 10-Pack - SAE Size 10 [710-0581]

    £18.02
    £27.42
    £18.02
    316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (3/4" – 1-1/8") Clamping Range - 10-Pack - SAE Size 10Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...
    £18.02
    £27.42
    £18.02
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (5/8" 15/16") Clamping Range - 10-Pack - SAE Size 8 [710-0121]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (5/8" 15/16") Clamping Range - 10-Pack - SAE Size 8 [710-0121]

    £18.78
    £28.73
    £18.78
    316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (5/8" – 15/16") Clamping Range - 10-Pack - SAE Size 8Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...
    £18.78
    £28.73
    £18.78
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [710-1001]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [710-1001]

    £21.78
    £33.03
    £21.78
    316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/16" – 1-1/2") Clamping Range - 10-Pack - SAE Size 16Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...
    £21.78
    £33.03
    £21.78
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [705-1001]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [705-1001]

    £15.77
    £23.64
    £15.77
    316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (1-1/16" – 1-1/2") Clamping Range - 10-Pack - SAE Size 16Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide...
    £15.77
    £23.64
    £15.77
  • Whale Service Kit Waste Tank Replacement Lid w/Sensor - Grey [AK1005]
    Whale Marine

    Whale Service Kit Waste Tank Replacement Lid w/Sensor - Grey [AK1005]

    £115.70
    £132.86
    £115.70
    Service Kit Waste Tank Replacement Lid with Sensor - GreyThe Grey Waste Tank enables the user to manage all grey waste onboard easily, through one skin fitting. The Intelligent Control sensor integrated into the tank lid provides automatic operation of the grey waste pump....
    £115.70
    £132.86
    £115.70
  • Quick 800W Heating Element f/Sigmar Heater - 110V [FVSLRSB0811SA00]
    Quick

    Quick 800W Heating Element f/Sigmar Heater - 110V [FVSLRSB0811SA00]

    £68.36
    £77.19
    £68.36
    800W Heating Element for Sigmar Heater- 110VFeatures: Made of Incoloy 11" Long 1-5/8" Diameter British threads 7-3/4" Long standard electrical anode rod Specifications: Type: Parts Box Dimensions: 2"H x 2"W x 12"L WT: 0.89 lbs UPC: 8057090079579
    £68.36
    £77.19
    £68.36
  • Jabsco Service Kit f/50890 Series Pump [SK890]
    Jabsco

    Jabsco Service Kit f/50890 Series Pump [SK890]

    £34.55
    £46.57
    £34.55
    Service Kit for 50890 Series PumpThe Jabsco SK890 Waste Pump Service Kit is designed for rebuilding the Jabsco 50890 Single Diaphragm Design.Kit Includes: (1) Cover #7 (1) Diaphragm #8 (4) Hex Head Screws #10 (1) Recessed Pan Head Screw #12 (1) Washer #14 (2)...
    £34.55
    £46.57
    £34.55
  • Camco Marine Holding Tank Vent Filter Kit [50190]
    Camco

    Camco Marine Holding Tank Vent Filter Kit [50190]

    £36.06
    £48.08
    £36.06
    Marine Holding Tank Vent Filter KitCamco's Marine Holding Tank Vent Filter Kit helps eliminate odors that are released from your boat's holding tank vent. It features granular activated carbon (GAC) for maximum odor control. This allows odorous gases to be properly filtered, helping absorb...
    £36.06
    £48.08
    £36.06
  • Jabsco In-Line Water Pressure Regulator 45psi - White [44411-0045]
    Jabsco

    Jabsco In-Line Water Pressure Regulator 45psi - White [44411-0045]

    £45.07
    £60.85
    £45.07
    JABSCO WATER PRESSURE REGULATORFLUSH MOUNT MODEL 44411-SERIESDesigned for day and night protection of the entire plumbing system fromunregulated city water system hook-ups. Whether connected to a dock-sidemain or a campground faucet, the new Jabsco Regulator will maintain regulatedoutput at low or high flow rates....
    £45.07
    £60.85
    £45.07
  • Raritan Plastic Piston Rod Yoke f/PHII & PHEII [1211PL]
    Raritan

    Raritan Plastic Piston Rod Yoke f/PHII & PHEII [1211PL]

    £15.77
    £22.54
    £15.77
    Plastic Piston Rod YokeRaritan's Plastic Piston Rod Yoke is made specifically for Raritan's PHII and PHEII.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...
    £15.77
    £22.54
    £15.77
  • Thetford Hold Down Kit f/Small Porta Potti [92921111]
    Thetford Marine

    Thetford Hold Down Kit f/Small Porta Potti [92921111]

    £19.53
    £26.29
    £19.53
    Hold Down Kit for Small Porta PottiThis hold-down kit will fit Thetford Porta Potti model numbers 92868, 92865, 92871, 92859 and 92862This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
    £19.53
    £26.29
    £19.53