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Hot Water Systems

Shop Marine Hot Water Systems & Heating

Upgrade your boat’s hot water system with ATI stainless steel boat water heaters, boilers, and heating elements. Includes pressure relief valves, thermostats, and mixer kits for safe, reliable hot water on board.

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  • 20L Stainless Steel Boat Water Heater Rectangular

    20L Stainless Steel Boat Water Heater Rectangular

    ATI - Boat Boiler 20L Rectangular - Stainless Steel Stainless steel water heater. Dual heating; single heat exhanger & 1250w incoloy element. Incolony element allows hot water production whilst engine heat isn't available. 1. Electrical heating...

    $990.00
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  • 22L Stainless Steel Boat Water Heater 22L Stainless Steel Boat Water Heater

    22L Stainless Steel Boat Water Heater

    ATI 22L Stainless Steel Boat Water Heater 1250W The ATI 22L stainless steel marine water heater provides quick and efficient hot water aboard, ideal for showers and galley use on yachts and cruisers. Stainless steel water heater. 230v. Dual heating;...

    $1,150.00
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  • 30L Stainless Steel Boat Water Heater 30L Stainless Steel Boat Water Heater

    30L Stainless Steel Boat Water Heater

    ATI 30L Stainless Steel Boat Boiler 1250W Stainless steel water heater. 230v. Dual heating; single heat exchanger & 1250w incoloy element. Incolony element allows hot water production whilst engine heat isn't available. 1. Electrical heating...

    $1,245.00
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  • 45L Stainless Steel Boat Water Heater 45L Stainless Steel Boat Water Heater

    45L Stainless Steel Boat Water Heater

    ATI - Boat Boiler 45L - Stainless Steel Stainless steel water heater. 230v. Dual heating; single heat exchanger & 1250w incoloy element. Incolony element allows hot water production whilst engine heat isn't available. 1. Electrical heating elements...

    $1,450.00
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  • 60L Stainless Steel Boat Water Heater 60L Stainless Steel Boat Water Heater

    60L Stainless Steel Boat Water Heater

    ATI - Boat Boiler 60L - Stainless Steel Stainless steel water heater. 230v. Dual heating; single heat exhanger & 1250w incoloy element. Incolony element allows hot water production whilst engine heat isn't available. 1. Electrical heating elements...

    $1,480.00
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  • ATI Adjustable Safety Thermostat ATI Adjustable Safety Thermostat

    ATI Adjustable Safety Thermostat

    ATI - Thermostat Replacement thermostat for ATI boat boilers. Comes complete as an adjustable safety thermostat

    $46.85
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  • ATI 500kPa Pressure Relief & Non-Return Valve

    ATI 500kPa Pressure Relief & Non-Return Valve

    ATI 500kPa Pressure Relief & Non-Return Valve Stainless steel replacement pressure relief & non return valve. Prevents water back flow & relieves pressure in the boiler. 1/2 Fittings.

    $50.00
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  • ATI 550W & 1250W Heating Element Gasket

    ATI 550W & 1250W Heating Element Gasket

    ATI 550W & 1250W Heating Element Gasket Replacement gasket to suit all ATI boat boilers. Suitable replacement for 550W & 1250W elements. Composite construction.

    $7.50
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  • ATI 550W Water Heating Element 230V ATI 550W Water Heating Element 230V

    ATI 550W Water Heating Element 230V

    ATI - 230V 550W - Electrical Water Heating Element Replacement 550w incoloy element for Stainless Steel ATI boat boilers. Produces hot water when engine heat isn't available & 230 volt is.

    $95.00
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  • ATI 1250W Water Heating Elements ATI 1250W Water Heating Elements

    ATI 1250W Water Heating Elements

    ATI 1250W Water Heating Elements Replacement 1250w incoloy element for Stainless Steel ATI boat boilers. Available in 120 and 230V. Produces hot water when engine heat isn't available & 120 or 230 volt is. Gasket sold separately.

    $95.00 - $153.12
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  • ATI Thermostatic Water Mixer Kit ATI Thermostatic Water Mixer Kit

    ATI Thermostatic Water Mixer Kit

    ATI Thermostatic Water Mixer Kit Complete ATI hot water mixer kit. Adjust hot water temperature to suit your requirement. Bronze & Stainless Steel hardware.

    $190.00
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