Best Rheem Tankless Water Heater Reviews 2017

In the recent years, tankless water heaters have become quite popular. Rheem tankless water heater reviews have showed that these are some of the best models that you can have. Gone are the days when people relied on the traditional storage tank heaters. There has been great advancement in the technology of the water heater and this is clearly demonstrated by any Rheem hot water heater. The tankless water heaters are more efficient in terms of their performance and they are also known to reduce the energy costs.

The traditional water heaters have a lot of complications in that they need space for storage tanks and they also tend to consume a lot of energy. They will heat up water even when you do not need it and this is the main reason why you should consider getting the best tankless water heater.  Most people may not have an idea on how to get the right Rheem tankless gas water heater. The good news is that in this review guide, you will be able to learn how to make an informed decision. We also have Rheem water heater reviews, which will allow you to compare different models.


In this review guide I will cover What is The best Rheem Tankless Water Heater:



Our Top Pick Rheem Tankless Water Heater Reviews


Rheem is a reputable brand of the tankless water heaters. While this may be a good thing, you may end up confused on the specific model that would suit your needs. In this light, here are some of the top Rheem tankless water heater reviews.


Our Top Pick Rheem Tankless Water Heaters Comparison Chart

Best Tankless Water Heater
Best Tankless Water Heater
Best Tankless Water Heater

Rheem RTG-64XLN 6.4 GPM Low NOx Outdoor Tankless Natural Gas Water Heater


Product Quality and Specification:

Rheem Tankless Water Heater ReviewsThis is one of the best Rheem gas tankless water heater that you can find on the market. It is known to have quite a number of amazing features, with the energy efficiency being one of the things that impresses most users. It has an energy factor of 0.82, which will help you conserve a whole lot of energy when heating up your water. With this model, you will be able to enjoy a sufficient flow of hot water as it has a flow rate of 6.4 GPM. This grants you 6.4 gallons of hot water per minute.

Unlike the other smaller models, the Rheem RTG 64XLN will serve your needs properly. You will be able to have hot water running on different faucets at the same time. It has a compact design, which will make it easier to mount it, without needing too much space. It is also quite light as it only weighs 54 pounds. If you are looking for constant supply of hot water and have limited space, then this is the best Rheem tankless gas water heater to consider.

As you may have noticed, this unit has low NOx, which means that all the toxic gases that are emitted will be contained successfully. There is also a great advantage in that it is a natural gas water heater, which minimizes the amount of toxic fumes being emitted. When you install this indoor water heater, then you will be able to save up on your energy costs.

Rheem RTG-64XLN 6.4 GPM Low NOx Outdoor Tankless Natural Gas Water Heater

Price: $$$ | Type: Outdoor | Power: Natural Gas | GPM: 6.4 Per Min | Origin : USA | Item Weight : 54 pounds

Rheem RTG-64XLN 6.4 GPM Tankless Natural Gas Water Heater Features

Rheem RTG 64XLN

  • The Rheem RTG 64XLN is ideal for most regions as it has a temperature range setting of 85°F to 185°F, which is quite essential.
  • With a flow rate of 6.4 GPM, you can be able to have hot water running in the entire house continuously. This flow rate translates to 6.4 gallons of hot water per minute, which is more than enough.
  • The Rheem gas tankless water heater has a remote control, which is quite convenient for making various adjustments. This will allow you to control the pressure and temperature of the water according to your preference.
  • This unit has a NOx technology, which means that the gas emissions are significantly reduced and as such, you do not need a complex vent system.
  • The Rheem tankless gas water heater used natural gas, which is quite economical and will help you save up on energy costs.


Rheem RTG-84XLN 8.4 GPM Low NOx Outdoor Tankless Natural Gas Water Heater


Product Quality and Specification:

Rheem Tankless Water Heater ReviewsIf you are tired of the conventional water heater and want the best tankless water heater, then you should consider the Rheem RTG 84XLN. This is a tankless water heater that has the capacity to supply up to 8.4 gallons of hot water per minute as it has a flow rate of 8.4 GPM. While this is a gas tankless water heater, it will not affect you with the emission of gases, thanks to the Low NOx technology that is installed on this model.

This Rheem outdoor tankless water heater is quite versatile and will not take up so much space. You must have realized that most outdoor tankless water heaters only work in areas where there temperatures are warm. However, with this model, it will work in all region and has mechanisms to even make it work in cold regions. There is a built-in freezing protection and a heavy-gauge metal case. These features protect the unit during winter and stormy seasons.

With the new next generation burner technology on this Rheem tankless hot water heater, you will be able to get hot water pretty fast. If you need to get a supply of hot water from various points in your home, this would be the ideal solution. Besides the sleek design that saves you space, this is also an energy efficient unit, which will save your energy costs. Rheem is a renowned manufacturer and this model has also lived up to the reputation of the brand.

Rheem RTG-84XLN 8.4 GPM Low NOx Outdoor Tankless Natural Gas Water Heater

Price: $$$ | Type : Outdoor | Power : Natural Gas | GPM: 8.4 Per Min | Origin : Not Mention | Item Weight : 54 pounds

Rheem RTG-84XLN 8.4 GPM Tankless Natural Gas Water Heater Features

RTG 84XLN

  • The Rheem outdoor tankless water heater is a natural gas water heater. This means that it used gas as the source of fuel, which is economical.
  • It comes with a temperature range setting of 85°F to 185°F, which is quite a wide range, making it ideal for regions with any type of climate.
  • The flow rate of the Rheem RTG 84XLN is 8.4 gallons per minute. This is achieved at a 35° rise and would be sufficient to serve the entire house.
  • Being a Low NOx version of tankless water heater, the gases that are emitted during combustion are well contained and will, therefore, not affect you.
  • This Rheem tankless hot water heater comes with a remote control as well as a 10ft thermostat wire, which will enhance your convenience, when using it.


Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater


Product Quality and Specification:

Rheem Tankless Water Heater ReviewsThe Rheem RTGH 95DVLN is one of the most impressive tankless water heaters on the market. This model is specifically designed in such a manner that it will help you save on the water consumption. With this indoor natural gas tankless water heater, you can save over 1,000 gallons of water in a year. This is made possible by the features that are designed to reduce the overall flow rate of the water. The recirculation pump kit, on the other hand will see to it that you have hot water continuously.

The main advantage with the Rheem RTGH is the fact that you can get hot water even when the water flow is quite low. The water will give you 0.26 GPM at the lowest rate and as a result, you can always have water. There is a hot start programming feature on this unit and this is aimed at stabilizing the temperature of the water. The amazing features on this model make it the best Rheem gas water heater.

In addition, this Rheem tankless gas water heater has a special feature known as the Guardian OFW, which will protect the unit from any cases of overheating. On the same note, there is an overheat film wrap, that is exclusively incorporated in this unit, to enhance the protection against overheating. If you want to connect two water heaters, you can use the EZ-link cable, which is provided. You can never go wrong when it comes to this tankless water heater.

Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater

Price: $$$$ | Type: Indoor | Power: Natural Gas | GPM: 9.5 Per Min | Origin : Japan | Item Weight : 79 pounds

Rheem RTGH-95DVLN 9.5 GPM Tankless Natural Gas Water Heater Features

Rheem RTGH 95DVLN

  • The Rheem RTGH 95DVLN will regulate the flow rate of the water and still be able to produce hot water. At the lowest temperature, you will get 0.26 gallons per minute.
  • The Rheem gas water heater is energy efficient, which is enhanced by the stainless steel condensing heat exchanger. As a result, you will be to get energy efficiency at a rate of 94%.
  • Being a Low NOx version, the Rheem RTGH 95DVLN contains the amount of gas produced and this will eliminate the need to have a sophisticated vent system.
  • There are digital controls on this unit, which will allow you to adjust the energy efficiency and other settings on your tankless water heater.
  • The temperature range setting is quite wide as this Rheem tankless gas water heater has a range of 98° F to 185° F, which is quite sufficient for most regions.


What to Consider When Buying a Tankless Water Heater?


Having gone through the various Rheem tankless water heater reviews, you may be in a better place to pick the right model for your home. However, there are several other factors that you would need to consider so as to end up with the best tankless water heater. Here are some of the essential considerations:

  • Size and Capacity:

It is important to check the needs of your family before picking a specific type of the Rheem hot water heater. This is to ensure that the heater you pick has the capacity to serve your household effectively. It is also advisable to consider its size so as to determine the ideal place to mount it.

Family Members Peak Demand Output Requirement
2 People 45 - 55 Gallons
3 People 55 - 65 Gallons
4 People 65 - 75 Gallons
5 People 75 - 85 Gallons
6 People 85 - 100 Gallons
7 People 100 or More Gallons
  • Heating Fuel:

The tankless water heaters will either be heated using electricity, gas or propane as the heating fuel. You should be keen so as to ensure that you have picked the right model with the power source that you prefer. This is meant to give you a whole lot of convenience.

  • Price Range:

Before paying for a particular Rheem tankless gas water heater, you should compare the other options that are within the same price range. This will help you in determining which model is within your budget and has a lot to offer.

  • Design and Construction Quality:

A tankless water heater is a great investment and as such, you should go for a model that lasts for a long time. Check the construction material so as to establish its longevity. The design is also an essential factor to pay attention to.

  • Flow Rate:

You can use the Rheem tankless water heater reviews to learn about the true flow rate of a particular model. This is expressed as gallons per minute and as such, you should find a model that provides enough water in a given minute.

For In depth Information About “How to Choose the Best Tankless Water Heater” Check Here – http://tanklesswaterheaterlab.com/choosing-the-best-tankless-water-heater/

Water Supply Devices GPM- Gallons per Minute
Kitchen Faucet 2.5
Low Flow Kitchen Faucet 1.5 – 1.8
Bathroom Faucet 2.2
Shower Head 2.5 – 5.0
Low Flow Showed Head 1.0 – 2.0
Washing Machine 3.0 – 4.0
Dish Washer 2.0 – 3.0

Other Features:


  • Get a Rheem hot water heater with a digital display as this will make it easier to read the settings.
  • Consider the process of mounting your tankless water heater and the specific installation requirements.
  • What features does the model have that make it to stand out from other similar models on the market?
  • How efficient is the unit when it comes to energy conservation? Find a tankless water heater that saves your energy costs.
  • The temperature range setting is also important as this will let you know the lowest and the highest temperature you can achieve.

Final Recommendation:

With so many different models made by Rheem, you may end up really confused. From the Rheem tankless water heater reviews above, we recommend the Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater. This is a model that has a number of versatile features and ensures you always get hot water. If you have found our Rheem water heater reviews helpful, please talk to us. Feel free to share this guide with all your friends and loved ones.

Hey there, my name is Dale K. Ryder and I am the person behind Tankless Water Heater Lab. If you are looking forward to learn about tankless water heaters and even buy one, then you have come to the right place. Thank you for making time to come to this site, I am certain that you will not be disappointed.

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