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Tankless Water Heaters Tankless Water Heaters
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  • Tankless Water Heaters
    • Tankless Water Heaters Tankless Water Heaters

    Tankless Water Heaters

    YOU’LL LOVE THE CONVENIENCE
    AND ENDLESS SAVINGS

    Maximize your savings, convenience and hot water with new Rheem® Tankless Water Heaters—and get estimated savings of up to $1,1001 (NG Condensing models only)

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    Maximize Hot Water

    Load the laundry, start the dishes and still have enough hot water to enjoy a relaxing hot bath

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    Enjoy Instant Hot Water

    Choose a Tankless Water Heater With Built In Recirculation Pump or add a recirculation pump kit for instant hot water at the faucet

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    Minimize Cold Water Bursts

    It pumps water through the heat exchanger in an internal loop so it’s ready for back-to-back hot water needs

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    Save Energy

    Tankless water heaters only produce hot water when you need it, so they save energy and money all the time

    Rheem High-Efficiency Tankless Water Heater

    Compare Standard Tank-Type &
    Rheem Tankless Gas Water Heaters

    The Rheem Tankless Water Heater line makes it easy to replace a traditional tank water heater while delivering greater energy efficiency,
    exceptional cost savings, water savings and long-term dependability.

      Rheem Tankless Water Heaters Standard 50-Gallon Gas Tank-type
    Continuous Hot Water Green Checkmark Not Continuous
    Instant Hot Water Green Checkmark Red X
    Operating Costs As low as $196/year $293
    Size About the size of a carry-on suitcase 60″H x 21″W x 21″D
    Installation Location Indoor or Outdoor (w/available accessory) Indoor
    Digital Display Green Checkmark Red X
    Warranty 12 Years 6 Years
    Water Savings Up to 12,000 gallons Red X
    Recirculation Built-in options available Accessory Only

    Rheem High Efficiency Tankless Water Heater Options

    Rheem High Efficiency Tankless Water Heater Option

    Rheem Combination Boiler

    Rheem High Efficiency Natural Gas Tankless Water Heater Product Photo

    Rheem High Efficiency Condensing Tankless Water Heater Product Photo

    Rheem High Efficiency Non-Condensing Tankless Water Heater Product Photo

    Tankless Water Heater Features

    Why choose a Rheem Tankless solution? Rheem Tankless Water Heaters offer the savings, comfort and protection you need.

    • Save Money

      Rheem High Efficiency Tankless Gas Water Heaters save up to $1,100 over 12 years1, and some qualify for rebates
    • Save Space

      Compact sizes and outdoor models increase valuable usable space in your home
    • Save on Installation

      1/2″ gas line compatibility (all models), low-cost PVC venting (High Efficiency models) and built-in condensate neutralizer3 (select High Efficiency models only) save installation time and money4
    • Save Water

      Save up to 12,000 gallons2 of water per year with a Rheem Tankless Water Heater with Built In Recirculation Pump
    • Stay Safe

      Exclusive Overheat Film Wrap shuts down the unit if the heat exchanger overheats for added safety in your home5
    • Protect Your Home

      Available EcoNet® WiFi Kits send mobile maintenance reminders and detect and alert you to water leaks after shutting off water and gas to the unit (indoor models only5).

    Savings

    Protection

    Rheem Tankless Water Heater Product Photo - Angled
    • Preferred by Plumbers

      More plumbers sell Rheem Tankless Water Heaters than any other tankless brand6
    • Innovation

      Rheem Tankless Water Heaters offer many exclusive, industry-first and industry-best features
    • One Rheem

      Rheem is the only manufacturer offering heating, cooling and water heating equipment, and EcoNet® helps you manage them together—with smart-home systems compatibility
    • A Legacy of Expertise

      Rheem has been a leader in water heating for nearly 100 years

    The Rheem Difference

    Rheem Tankless Water Heater Product Photo - Angled Left

    Get to Know Rheem Tankless Water Heaters

    Click the links below to learn about tankless water heaters.

    combi-boiler

    High Efficiency Hot Water Meets
    Highly Efficient Space Heating

    The Rheem® Combination Boiler joins the benefits of a tankless water heater with those of a hydronic boiler—all in one one space-saving unit.

    The Combi delivers:

    • Up to 9.9 GPM of continuous hot water
    • 95% AFUE hydronic space heating
    • Compatibility with hydronic devices like registers, in-floor radiant heating systems, ceiling panel heaters—even hydronic air handlers
    Learn More

    ProterraEcoNet_Logo

    Advanced Protection
    Enhanced Control

    You can add EcoNet® WiFi Technology to most Rheem Tankless Gas Water Heaters produced 2010 or later, or purchase a Tankless Gas Water Heater with EcoNet Built-in to enjoy:

    • Leak detection with auto shut-off7 – to protect your home and belongings
    • Integration with Smart Home Systems – to control and monitor with your voice
    • Mobile temperature control, alerts and reminders5 – for total control over your home comfort
    • Notifications you can forward to your plumber – for faster, easier repairs
    LEARN MORE
    Find a Pro

    Go Tankless

    Ready to enjoy continuous hot water with a Rheem Tankless Water Heater?