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Marine Plumbing & Ventilation

Marine Plumbing & Ventilation systems are essential for keeping your vessel comfortable, efficient, and operating at its best in every marine environment. Designed to withstand moisture, vibration, and harsh saltwater conditions, today's plumbing and ventilation solutions deliver dependable performance and long-lasting reliability you can count on. From bilge pumps, freshwater pumps, hoses, fittings, and marine sanitation systems to blowers, vents, and ventilation accessories, the right equipment helps maintain proper water flow, improve air circulation, and protect critical onboard systems. Whether you're replacing worn components or upgrading your boat with modern plumbing and ventilation equipment, premium marine products provide the performance trusted by boaters and marine professionals alike. Explore our selection of marine plumbing and ventilation solutions and let our experts help you find the right products to keep your vessel running smoothly on every adventure.

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  • Quick 1200W Heating Element f/B3 & Sigmar Heaters [FVSLRSB12110A00]
    Quick

    Quick 1200W Heating Element f/B3 & Sigmar Heaters [FVSLRSB12110A00]

    £67.70
    £76.44
    £67.70
    1200W Heating Element for B3 & Sigmar Heaters - 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: 0.9 lbs UPC: 8057090079593
    £67.70
    £76.44
    £67.70
  • Trident Marine 1/2" Reinforced PVC (FDA) Hot Water Feed Line Hose - Drinking Water Safe - Translucent Red - Sold by the Foot [166-0126-FT]
    Trident Marine

    Trident Marine 1/2" Reinforced PVC (FDA) Hot Water Feed Line Hose - Drinking Water Safe - Translucent Red - Sold by the Foot [166-0126-FT]

    £1.43
    £7.43
    £1.43
    1/2" Reinforced PVC (FDA) Hot Water Feed Line Hose - Drinking Water Safe - Translucent Red - Sold by the FootTrident 166 Series Red - polyester reinforced PVC hose for "Hot Water" feed lines. The FDA-grade tube is non-toxic, odorless, and tasteless. Suitable for...
    £1.43
    £7.43
    £1.43
  • Jabsco Pumpguard In-Line Strainer - 1/2" NPT Port [36400-1000]
    Jabsco

    Jabsco Pumpguard In-Line Strainer - 1/2" NPT Port [36400-1000]

    £21.57
    £28.27
    £21.57
    Pumpguard In-Line Strainer - 1/2" NPT PortHandy filter keeps tank crud out of your pressure water pump or bilge pump. Stainless mesh screen collects rust and scale, and can be cleaned in minutes. Protects the pump from valve damage. Can be installed in any...
    £21.57
    £28.27
    £21.57
  • Jabsco 4" 250 CFM Flangemount Blower - 12V [35400-0000]
    Jabsco

    Jabsco 4" 250 CFM Flangemount Blower - 12V [35400-0000]

    £162.93
    £229.15
    £162.93
    Flangemount BlowerDC 250 CFM Flangemount 4" Blower Tough Reinforced Plastic Housing Mounts to any flat surface Slip-on Inlet Ducting Connection Efficient High Volume Air Flow Low-Current Draw Corrosion-Resistant Materials Throughout N.M.M.A Type Accepted Meets USCG Regulations 183.410 and ISO 8846 MARINE for ignition protection...
    £162.93
    £229.15
    £162.93
  • Thetford Multiframe SFT 2-Button Control Panel [T-PF.P11M2]
    Thetford Marine

    Thetford Multiframe SFT 2-Button Control Panel [T-PF.P11M2]

    £171.12
    £241.77
    £171.12
    Multiframe SFT 2-Button Control PanelThe control panel that gives the possibility of mounting any bezel on the market, the chameleon of the control panels.Compatible with all commercial bezels.This product may not be returned to the original point of purchase. Please contact the manufacturer directly...
    £171.12
    £241.77
    £171.12
  • Thetford Nano Touch Solenoid Invensys Kit - 12V [T-PF.P14/I]
    Thetford Marine

    Thetford Nano Touch Solenoid Invensys Kit - 12V [T-PF.P14/I]

    £28.27
    £40.88
    £28.27
    Nano Touch Solenoid Invensys Kit - 12VThetford's Solenoid Invensys Kit is for use with Thetford's Touch SFT Kits.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
    £28.27
    £40.88
    £28.27
  • Thetford Porta Potti 550P MSD [92856]
    Thetford Marine

    Thetford Porta Potti 550P MSD [92856]

    £136.89
    £193.41
    £136.89
    Porta Potti 550P MSDPart #: 92856Features: Refreshed, modern appearance Cleaner seat and cover design More-ergonomic carrying handle Lid latch now standard Redesigned valve handle, fill cap and pump Same industry-leading performance Fresh and waste-water tank sizes MSD version (not interchangeable with pour-out spout) Deodorant...
    £136.89
    £193.41
    £136.89
  • Trident Marine 3/4" x 50' HD Bilge Livewell Hose Clear w/Black Helix [144-0346]
    Trident Marine

    Trident Marine 3/4" x 50' HD Bilge Livewell Hose Clear w/Black Helix [144-0346]

    £61.00
    £94.04
    £61.00
    3/4" x 50' HD Bilge & Livewell Hose Clear with Black HelixHeavy-duty bilge, drain, and live well hose. Clear vinyl (FDA) corrugated with black hard PVC helix and smooth tube. Provides exceptional flexibility and bend radius. *NOT RECOMMENDED FOR BELOW-WATERLINE THRU-HULL CONNECTIONS. No cuffs...
    £61.00
    £94.04
    £61.00
  • Trident Marine 3/4" x 50' Box VAC X.H.D. Sanitation Hose [148-0346]
    Trident Marine

    Trident Marine 3/4" x 50' Box VAC X.H.D. Sanitation Hose [148-0346]

    £79.60
    £122.95
    £79.60
    3/4" x 50' Box VAC X.H.D. Sanitation HoseExtra heavy-duty sanitation hose of smooth white vinyl. Specially compounded to provide excellent resistance to odor permeation and (FDA) potable water fill. Also for critical bilge, drain scuppers, live wells, etc. Hard PVC helix gives good flexibility...
    £79.60
    £122.95
    £79.60
  • Trident Marine 1-1/4" x 50' Box Bilge Live Well Hose Clear w/Black Helix [144-1146]
    Trident Marine

    Trident Marine 1-1/4" x 50' Box Bilge Live Well Hose Clear w/Black Helix [144-1146]

    £88.53
    £137.30
    £88.53
    1-1/4" x 50' Box Bilge & Live Well Hose Clear with Black HelixHeavy-duty bilge, drain, and live well hose. Clear vinyl (FDA) corrugated with black hard PVC helix and smooth tube. Provides exceptional flexibility and bend radius. *NOT RECOMMENDED FOR BELOW-WATERLINE THRU-HULL CONNECTIONS. No...
    £88.53
    £137.30
    £88.53
  • Trident Marine 1-1/2" VAC XHD Sanitation Hose - Hard PVC Helix - White - Sold by the Foot [148-1126-FT]
    Trident Marine

    Trident Marine 1-1/2" VAC XHD Sanitation Hose - Hard PVC Helix - White - Sold by the Foot [148-1126-FT]

    £5.20
    £7.43
    £5.20
    1-1/2" VAC XHD Sanitation Hose - Hard PVC Helix - White - Sold by the FootTrident Ply Extra heavy-duty sanitation hose of smooth white vinyl. Specially compounded to provide excellent resistance to odor permeation and (FDA) potable water fill. Also for the critical bilge,...
    £5.20
    £7.43
    £5.20
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (3/4" 1-1/8") Clamping Range - 10-Pack - SAE Size 10 [705-0581]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (3/4" 1-1/8") Clamping Range - 10-Pack - SAE Size 10 [705-0581]

    £14.13
    £21.79
    £14.13
    316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (3/4" – 1-1/8") Clamping Range - 10-Pack - SAE Size 10Premium 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...
    £14.13
    £21.79
    £14.13
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 11/32"-25/32" Clamping Range - 10-Pack - SAE Size 6 [705-0381]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 11/32"-25/32" Clamping Range - 10-Pack - SAE Size 6 [705-0381]

    £13.38
    £20.54
    £13.38
    316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 11/32"-25/32" Clamping Range - 10-Pack - SAE Size 6Premium 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...
    £13.38
    £20.54
    £13.38
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (7/8" 1-1/4") Clamping Range - 10-Pack - SAE Size 12 [710-0341]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (7/8" 1-1/4") Clamping Range - 10-Pack - SAE Size 12 [710-0341]

    £21.57
    £32.63
    £21.57
    316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (7/8" – 1-1/4") Clamping Range - 10-Pack - SAE Size 12Premium 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...
    £21.57
    £32.63
    £21.57
  • Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/2" - 2") Clamping Range - 10-Pack - SAE Size 24 [710-1381]
    Trident Marine

    Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/2" - 2") Clamping Range - 10-Pack - SAE Size 24 [710-1381]

    £27.52
    £41.94
    £27.52
    316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/2" - 2") Clamping Range - 10-Pack - SAE Size 24Premium 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...
    £27.52
    £41.94
    £27.52
  • Trident Marine 3/4" x 50 Heavy Duty PVC Bilge Livewell Hose (FDA) - Clear w/Black Helix [147-0346]
    Trident Marine

    Trident Marine 3/4" x 50 Heavy Duty PVC Bilge Livewell Hose (FDA) - Clear w/Black Helix [147-0346]

    £66.21
    £102.22
    £66.21
    3/4" x 50' Heavy Duty PVC Bilge & Livewell Hose (FDA) - Clear with Black HelixTrident Smooth extra heavy wall vinyl (FDA) well hose. All clear (see thru) with black helix. Excellent durability, flexibility & bend radius for XHD bilge, live well, drain, scupper...
    £66.21
    £102.22
    £66.21
  • Trident Marine 3/4" x 50 VAC XHD Bilge Live Well Hose - Hard PVC Helix - Black [149-0346]
    Trident Marine

    Trident Marine 3/4" x 50 VAC XHD Bilge Live Well Hose - Hard PVC Helix - Black [149-0346]

    £66.95
    £103.86
    £66.95
    3/4" x 50' VAC XHD Bilge & Live Well Hose - Hard PVC Helix - BlackTrident VAC XHD Bilge and Live Well Hose. Helical PVC reinforcement provides excellent flexibility and bend radius for live well and heavy-duty bilge applications. It has a smooth outer...
    £66.95
    £103.86
    £66.95
  • Johnson Pump 1250 GPH Ultima Combo Pump 1-1/8" Hose 12V [08203-00]
    Johnson Pump

    Johnson Pump 1250 GPH Ultima Combo Pump 1-1/8" Hose 12V [08203-00]

    £63.23
    £106.39
    £63.23
    1250 GPH Ultima Combo Automatic Submersible Bilge Pump 12VJohnson Pump Marine Ultima Combo bilge pumps are JPM's proven Cartridge Bilge Pumps combined with the non-clogging electronic switch Ultima Switch™ for automatic operation. The electronic automatic switch Ultima Switch™ uses the patented Mirus field effect...
    £63.23
    £106.39
    £63.23
  • Trident Marine 316 SS T-Bolt Clamp - 3/4" Band - 6.30"-6.74" Range [720-6000]
    Trident Marine

    Trident Marine 316 SS T-Bolt Clamp - 3/4" Band - 6.30"-6.74" Range [720-6000]

    £11.15
    £16.70
    £11.15
    316 SS T-Bolt Clamp - 3/4" Band - 6.30"-6.74" RangeVery strong and secure clamp for critical installations. Trident Marine T-Bolt Clamps are built with safety in mind. With a 3/4" (19 mm) wide band, this clamp ensures a greater area of coverage for a...
    £11.15
    £16.70
    £11.15
  • 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]

    £531.22
    £934.50
    £531.22
    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...
    £531.22
    £934.50
    £531.22