Sustainable Living

Tankless Water Heater

Tankless water heaters also called instantaneously or on-demand water heaters,  have no bulky tank and requireless space than traditional water heaters. A coil system heats water as needed, which saves on heating time and energy usage. Airthereal offers tankless gas water heaters and electric tankless water heaters to fit a variety of situations.
Learn more in our Tankless Water Heater FAQ.


5 products

  • Airthereal Electric Tankless Water Heater 27kW, 240 Volts, Endless On-Demand Hot Water, Self Modulates to Save Energy Use, Small Enough to Install Anywhere, Evening Tide series
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    Tankless Water Heater

    27 kW Electric Tankless Water Heater

    The Airthereal Electric Tankless water heater comes in 5 different sizes to tackle your biggest hot water needs. The size is 90% smaller than a traditional w...

    $279.99 USD
    $279.99 USD $279.99 USD
  • Airthereal Electric Tankless Water Heater 18kW, 240Volts - Endless On-Demand Hot Water - Self Modulates to Save Energy Use - Small Enough to Install Anywhere - for 2 Showers, Evening Tide series
    Coming Soon
    Tankless Water Heater

    18 kW Electric Tankless Water Heater

    FEATURES Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day. You turn on the faucet and the wa...

    $249.99 USD
    $249.99 USD $249.99 USD
    Coming Soon
  • Airthereal Electric Tankless Water Heater 14kW, 240Volts - Endless On-Demand Hot Water - Self Modulates to Save Energy Use - Small Enough to Install Anywhere - for 1 Shower, Evening Tide series
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    Tankless Water Heater

    14 kW Electric Tankless Water Heater

    FEATURES Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day. You turn on the faucet and the wa...

    $199.99 USD
    $199.99 USD $199.99 USD
  • Airthereal Electric Tankless Water Heater, 9kW, 240Volts - Endless On-Demand Hot Water - Self Modulates to Save Energy Use - for Sink and Faucet, Evening Tide series
    Coming Soon
    Tankless Water Heater

    9 kW Electric Tankless Water Heater

    FEATURES Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day. You turn on the faucet and the wa...

    $159.99 USD
    $159.99 USD $159.99 USD
    Coming Soon
  • Airthereal Electric Tankless Water Heater, 8kW, 240 Volts - Endless On-Demand Hot Water - Self Modulates to Save Energy Use - for Faucet and Sink, Evening Tide series
    Coming Soon
    Tankless Water Heater

    8 kW Electric Tankless Water Heater

    FEATURES Instant Hot Water: The 8kW electric tankless water heater supplies instant & endless hot water of 108℉ or higher with no waiting for preheati...

    $129.99 USD
    $129.99 USD $129.99 USD
    Coming Soon