Enjoy continuous hot water and big savings with the new Rheem® Prestige® Series Condensing and Mid-Efficiency Tankless Water Heaters

The Rheem Tankless Advantage

For more than 100 years, Rheem® has been a leader in home comfort solutions. Our tankless technologies are built on that expertise, providing a great fit for your family.

  • Continuous hot water

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

  • Energy cost savings

    Save an estimated
    $1,000 in lifetime energy3

  • Installation cost savings

    Components and common hook-up dimensions make it easier to replace a traditional tank

  • $300 Tax Credit eligible

    Additional local utility rebates may also be available1

  • Preferred by contractors

    More contractors sell Rheem Tankless Water Heaters than any other brand4

–by decreasing the flow through the pipes until the water reaches the
heater's set temperature utilizing the PlusOne Water Savings Setting

Enough hot water for all
your daily adventures

With the comfort and convenience of continuous hot water, now you can load the laundry, start the dishes, and still have enough hot water to enjoy a relaxing hot bath or shower, all at once:

  • Delivers hot water when you need it

    Tankless design heats water only when you need it, for as long as you need it

  • Minimizes "cold water sandwich"

    Exclusive Hot Start Programming keeps tankless in ready-fire state to cut down on bursts of cold water between back-to-back hot water needs

  • Enjoy faster hot water

    With our additional Tankless Recirculation Pump Kit, you can keep hot water flowing through your home, for instant hot water when you need it

New ways to enjoy long-term savings

Our industry-leading energy-efficient design delivers an estimated lifetime savings of up to $1,100 on energy costs.

  • Save on energy costs

    Estimated lifetime savings of $1,0003

  • Save space within your home

    Frees up valuable space within your home with sizes comparable to a medicine cabinet and with outdoor models

  • Saves money and time on installation

    Rheem Tankless models are, and have been, compatible with the standard ½" gas line making it easier to replace a traditional tank

  • Enjoy Federal Tax Credits

    Up to $300, plus local utility rebates for added savings1

Did you know?

KwikComfort® Financing offers flexible credit options available through select
independent Rheem contractors.

Continuously worry-free hot water

Continuous hot water makes our Tankless solutions easy to love, but they're also easy to own. Backed by an exceptional 12-year warranty, customer service, and exclusive features for added built-in safety, this innovative line is designed for peace-of mind—day in, day out:

  • Delivers built-in protection

    Hard water build-up indicator automatically displays service alert in case water heater detects scale build up

  • Offers built-in safety features

    Our exclusive PlusOne Guardian Overheat Film Wrap shuts down the unit if the heat exchanger ever overheats

  • Effortless maintenance

    Our built-in Maintenance Notice Setting alerts you after 1 to 1½ years of water heater use that it's time for the unit to be serviced

Did you know?

More contractors sell Rheem Tankless Water Heaters than any other tankless brand4.

Standard Tank-type vs.
Rheem Tankless Solutions

Our improved Tankless line makes it easy to replace a traditional tank and also delivers greater energy efficiency, exceptional cost savings, water savings and long-term dependability.

How It Works

Watch the quick overview video comparing tankless technology with traditional tank water heaters.

Quick and Easy FinancingGet a range of fast and flexible credit options through select independent Rheem contractors.Learn more >
Easy InstallationGet expert installation and support through an independent Rheem contractor near you.Learn more >

1 Consult a tax professional regarding your individual tax situation and ability to claim a tax credit related to the purchase of qualifying Rheem® products

2 Savings based on DOE test procedures, available only on models featuring a -1 in the model number

3 Based on comparison of a Rheem® Prestige® Condensing Tankless Water Heater (natural gas) with 0.94 EF and a 50-gallon standard residential natural gas tank-type water heater with a 0.62 EF; Savings claim based on difference in annual operating costs from DOE over the 12-year warranty period of the Rheem tankless unit; Savings higher for liquid propane models

4 According to a 2015 survey of tankless contractors by Hanover Research on behalf of Rheem

5 Installation conditions vary; Consult the Rheem Use and Care Manual, the Rheem Gas Piping Facts brochure (TK-GPF-12), the National Fuel Gas Code (NFPA 54, ANSI Z223.1), and any other local gas codes when installing a Rheem Tankless Water Heater

6 Savings based on DOE test procedures; available only on models featuring a -1 in the model number