Are Rheem Tankless Water Heaters the Best?

The collection of Rheem tankless water heaters may be the largest and most diverse in the industry. Rheem manufactures both gas and electric tankless water heaters for residential and commercial use. These include large whole-house gas models and many point of use electric models. We’ve reviewed Rheem tankless heaters in the past; in this article we point out the strengths of this brand, so you can compare Rheem with other industry leaders like Rinnai, Bosch and Takagi.

Rheem’s Diverse Lineup of Tankless Water Heaters

This includes high-efficiency condensing water heaters for both indoor and outdoor installation, mid-efficiency Rheem tankless water heaters that are more affordable, and Rheem electric tankless water heaters. The large selection makes it easy to find one that is just right for your application, from a large, whole-house heaters for an active household to a single bathroom sink.

Rheem Offers Cutting Edge Technology

The condensing action of their top models like the Rheem RTG95 and RTG84 is just one example of innovation. Now, Rheem gas models offer some of the lowest activation rates in the industry – less than .5 GPM. They work very well with low-flow fixtures that reduce your water use and lower your water bills. Finally, models are available for installation both indoors and outside.

Tankless Heaters are Green

With energy efficiency levels at 94% for some models, these Energy Star water heaters use less energy than most. In fact, you’ll reduce your energy consumption for heating water by up to 50% when you replace a standard storage tank water heater with a high-efficiency Rheem. Plus, the minimum activation rates as low as .26 gallons per minute on units like the like the Rheem RTG95 and RTG84 and many others mean you can cut down on wasted water.

Offers More Electric Water Heater Options

While some brands only offer a few electric tankless water heaters, most with flow rates below 3.0 GPH, Rheem offers models with flow rates as low as 1.5 GPM and as high as 5.0 GPM. The largest can provide continuous hot water for 1-2 bedroom apartment or townhouse.


Rheem has one of the top service records in the industry. Rheem tankless water heaters are durable and effective, and there’s one that will provide the hot water you need in any location. For more details, see our Rheem tankless water heater reviews and compare these models head to head with others you are considering.

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One Response to “Are Rheem Tankless Water Heaters the Best?”
  1. M.White says:

    My Rheem tankless only lasted 4 years and to get any information or help from this company is impossible! DON’T BUY RHEEM !!!

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