Rheem Water Heaters
Review and Buying Tips
(updated 2017)

How to select the best model from Rheem water heaters and heat pumps for all your home water heating needs. Either looking for the tank-type unit for the large or small volume heating, or on-demand tankless solution, the following buying tips and suggestions with the reviews of the popular series, best models, main features and specs will help you make the right decision for the maximized savings and comfort.

According to J.D. Power and Associates - Rheem water heaters ranks second highest, taking into account the subcontractor voice, where warranty and repair service are among the main factors in customer satisfaction.

Features to look for

  • Guardian System to prevent the ignition of flammable vapors.
  • Flexible venting system (power, power-direct vent or atmospheric with the powered damper).
  • Environment-friendly gas burner as it meets the low gas emission standards.
  • Stainless steel elements for durability.
  • Hot surface ignitor for reliable work.
  • Dual anode rod system.
  • A blower with the reduced noise level.
  • Remote control or digital temperature controller.
  • Condensing technology for superior efficiency.
  • EcoNet capability.
  • Advanced electronics with the self-diagnostic program.
  • Professional grade components.
  • Longer warranty.

Review of Rheem water heaters

Rheem water heaters company carries a variety of types and models for almost any home size, from the point-of-use to whole-house water heating.

The tank-type is the most popular type, and Rheem offers a wide selection of gas, electric and solar powered models, including heat pumps, coming with the capacities from 20 to 80 gallons where the best ones are high efficient and high recovery, utilizing advanced features and long warranty.

Tankless water heaters are getting more on popularity due to its small size, on-demand heating with an endless supply of hot water, state-of-the-art and "green" technology, reduced gas emission and significant energy savings - making them a good buy

Rheem gas water heaters

Best sellers

Rheem PROG50 power vent gas water heaterRheem PROG50

Rheem gas water heaters are coming from the Professional, Performance (available in the US only) and Specialty line.

The Professional Prestige line is the most advanced group that includes high efficient tankless water heaters and Energy Star tank-type units utilizing professional grade elements and exclusive features, making them the best to choose from. A great example is a 50-gal tank-type model RHE50, a condensing unit that comes with the energy factor of 0.82 and First Hour Rating of 98 GPH, making it a good buy.

The Performance line covers only the water heaters with the storage water tank and includes all the venting options, while the Specialty line consists of the EcoSense tankless and condensing tank-type units.

The detailed review of the gas water heaters that are designed as the low NOx emission, high demand, high recovery or Energy Star can be found here.

Gas tankless series

Best sellers

Rheem tankless water heater RTGH-95DVLNRheem RTGH-95DVLN

Rheem tankless water heaters are designed with the condensing and non-condensing technology and are available as Professional Prestige and Specialty EcoSense series.

Rheem condensing models are ultra-efficient, state-of-the-art water heaters that are recommended for those who are looking for more. Non-condensing models are mid-efficient and economy models that also offer on-demand heating, continuous supply, small size, environment-friendly design, with the reduced energy efficiency and lower price.

Detail review of the tankless models is here, but if looking for the recommendation - buy Rheem tankless water heaters with the condensing technology, such as the Energy Star approved Rheem RTGH-95 DV that comes with the high efficiency of 94%, maximum performance, great comfort and savings of over 40%.

Rheem electric water heaters

Rheem Marathon electric water heaterRheem Marathon

Rheem electric water heaters are also coming from the Professional, Performance and Specialty line.

The smallest units, such as those with the storage tank of 2.5 gallons are known as the point-of-use models, while the whole-house units as its name indicates, can provide large amounts of hot water for the whole house.

Rheem is well-known for building quality water heaters, where the Marathon, from a Specialty line, is among the best to buy due to the high-quality elements, corrosion-resistant, and leak-free water tank, and the lifetime warranty.

Electric tankless series

Best sellers

Rheem RTEX-18 electric tankless water heaterRheem RTEX-18

Rheem tankless electric, as the gas group, also provides hot water on demand in consistent and continuous supply, using the RTEX series of tankless water heaters.

The electric tankless water heaters RTEX have a small and compact size, providing on demand water heating and easy installation under the kitchen or bathroom sink, or on the wall. One of the popular models to buy is the RTEX-27 due to its ability to provide enough hot water to small and mid-size homes, while still coming with the great features and affordable price.

Hybrid models

Rheem heat pumpRheem heat pump

Rheem hybrid water heaters or heat pumps offer the most efficient electric water heating solution among electric and many gas type models.

Coming from the Prestige series with up to 3.70 energy efficiency, this Energy Star unit brings excellent savings to the homeowners. The purchase price is high, but according to the manufacturer lifetime savings can go up to $5000, with less than 2-year payback time.

From the premium grade anode to the advanced electronics and variety of operating modes offering great comfort and savings, Rheem hybrid is an electric water heater that can be considered as a long time investment.

Buy from Home Depot
Buy on Amazon.com

About Rheem

Rheem Manufacturing Company was established back in 1920, and hot water heaters were one of the first products.

The company bought the Ruud Manufacturing Company, which built the first automatic, storage tank-type gas water heater.

Today, Rheem water heaters are well-known brands, and the company is a popular North American manufacturer in providing complete heating solutions.

Rheem is now an entirely owned subsidiary of Paloma Industries, the world's largest producer of gas appliances, situated in Japan.

Related articles

30-gal gas comparison
40-gal gas comparison
50-gal gas comparison

Rheem official website

Leave a Comment!

[ ? ]

Author Information (optional)

To receive credit as the author, enter your information below.

(first or full name)

(e.g., City, State, Country)

Submit Your Contribution

  •  submission guidelines.

(You can preview and edit on the next page)

What Other Visitors Have Said

Rheem Performance Platinum Water Heater 
Today is August 18, 2018. One week ago today we purchased a Rheem Performance Platinum Water Heater Model number 1000034940, 40 Gallon Gas, at Home Depot …

Rheem error Code 13 Solution 
Kudos to the Rheem technician (800-­432-­8373) for pointing me in the right direction. After 1 year of flawless operation we began experiencing sporadic …

Rheem Hot Water Heater New -Defective No Product Quality 
I purchased this Rheem Electric Hot heater brand new from a large home improvement store. The water heater came with a bad heating element. My service …

Burner is starved for oxygen 
I have a Rheem model 22dv40f natural gas hot water heater. The burner occasionally turns off because it starved for air. Where is the air inlet to the …

Water Heater Leaking or Condensation - Rheem Gas 40 Gal Powervent 
Thanks for taking my question. I have an 11-year old Rheem 40 Gal PowerVent gas hot water heater and it appears as though it is leaking. I've done …

flame goes out often, therefore no hot water on Rheem Fury 
We have a Rheem Fury gas, Model 22V40SF, Serial RHLN0708504084, mfg 07/2008, installed July 2008. December, 2010 pilot went out and was relit. Stayed …

My Rheem Power Vent 2 is showing themostat failure 
In Sept. of 09 I was having a problem with my power vent coming on and then off several times before it would finally stay on so the unit could then cycle …

Coding showing trouble 
Spoke with a tech yesterday about the Rheem 6.6 tankless water heater has for the last month been giving trouble codes and stop heating the waater; the …

Rheem 40 gallon electric water heater recommendation 
I am looking to buy 40-gallon tank type water heater from an American company. Between Rheem, AO Smith and Brandford White I have decided to go with Rheem. …

Ruud-Marathon heating element doesn't work 
I have an electric water heater, Ruud, Marathon 50-gallon, that doesn't work. Friend of my told my that the problem might be with the heating element. …

Help with Rheem gas water heater error codes 
My Rheem tankless water heater, model RTG-64DV is not heating the water; the burner doesn't start. Every time when I plan to use hot water for shaving, …

How to flush Rheem tankless water heater 
Step by step guide, how to flush Rheem tankless water heater. Flushing a tankless water heater is as important as flushing the tank-type unit. This …

Rheem venting location  
I have been having some issues with nuisance gas detectors going off and so far the technicians can not seem to locate the cause. I am sending this …

Rheem 22V50F1 Review 
Rheem 22V50F1 is our 50 gallon water heater that we purchased a year ago for our home in Denver, Colorado. I have been searching through many websites …

NOT FAST HOT WATER Not rated yet
If you are thinking getting a tankless water heater think about it. It can take up to 75 seconds to get hot water, if you do not have a recirculation loop …

Click here to write your own.

› Rheem review

Popular Articles

Popular on Amazon!