Propane Tankless Water Heater Reviews

A propane tankless water heater is an excellent choice for your house if you are looking for a water heating unit that can provide you unlimited hot water supply while saving energy as well. The compact measurement of the design makes propane tankless water heater is in a high demand.

Propane tankless water heater has been gaining its popularity and continually improved. The available options of selections of propane tankless water heater in the market also have significantly increased.

However, choosing the right one for your house might be overwhelming, due to the number of brands that offer you their top products of propane tankless water heater. To make a smart investment in your home, buying water heater should be full of consideration so that you pick the most right one for you. These are some factors you may want to consider before purchasing a propane tankless water heater.

Propane Tankless Water Heater Reviews Products: Comparison Chart

Takagi T-KJr2-IN-LP is the best electric tankless water heater
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Rinnai V65EP 6.6 ranked as #2

Rinnai V65EP 6.6

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Rinnai V65EP 6.6 ranked as #3

Rinnai V65EP 6.6

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How to Choose the Right Propane Tankless Water Heater for your House

Choosing the correct propane tankless water heater could turn out to be one of the smartest investments for your home. This compact water heating unit allows you to have an unlimited instant hot water supply without letting heat energy to drain away.

To be able to make the right decision, you need to have an in-depth understanding and knowledge of propane tankless water heater that is available in the markets and what are their features. Below are some factors that you may want to consider choosing the most suitable one for your home.


To ensure that you will get the right water heating unit that capable to provide you proper heated water, you need to figure out the average water temperature in your neighborhood. Thus, it will make you easier to find a best propane tankless water heater for that specific temperature. For example, if you stay in a colder climate, you might need to buy a stronger propane tankless water heater.


The size of the propane tankless water heater will depend on your needs and the requirements of your house. If you only need to provide hot water to your bathroom, a smaller size might be enough. However, if you are looking to supply hot water to your whole house, you will need a more significant capacity. Keep in mind to consider the size before you purchase any water heater to make sure it will meet all your needs.


Make sure that you never exceed the maximum GPM (gallons per minute) of the propane tankless water heater unit can produce to avoid any faults while you are using it.


Have a look at the safety before you buy any propane tankless water heater. Choose the one that has automatic sensors which function to detect if there are any harmful gases such as carbon monoxide.

Advantages of Using Propane Tankless Water Heater

A tankless propane water heater has a lot of advantages compared to an electric water heater, which includes:

Unlimited hot water supply

Say goodbye to shower with cold water in the morning or during cold seasons. WIth propane tankless water heater, you won’t be running out of hot water supply instantly without having to wait for it to heat up. A propane tankless water heater also allows you to use hot water for different needs at once because it’s capability to provide hot water supply to your appliances at the same time. You will be able to shower while your laundry or dishwasher are going.

Longer lifespan

Propane tankless water heater lasts longer than the electric water heater. Most of them have 10-15 years lifespan and even can last up to 20 years. The warranty itself is usually last 8-10 years.

Environmentally friendly

Most of the material that is used for propane tankless water heater type is made of recycled materials. Besides, this model also saves more energy.

Save money

Saving more energy means saving more money because the unit will only heat up the water when you need to use hot water.  study shows that propane tankless water heater could save up your energy bills up to 30% a year!

Space savings

The compact design makes propane tankless water heater unit can be placed almost everywhere in your house. You can hang it on the wall or put it inside or outside of the home.

Top Three Best Propane Tankless Water Heater

Read the: Propane Tankless Water Heater Reviews - Takagi
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Top Pick: Takagi T-KJr2-IN-LP

The T-KJr2-IN-LP propane tankless water heater from Takagi is the most compact water heater and specifically designed to produce radiant heating in small scale and to provide an unlimited hot water supply for the small house.

This unit is small yet powerful and will be an excellent choice for you if you are looking for a unit that will meet all the hot-water needs for a whole small home or apartment. This wall-mounted water heater is supported by hydronic baseboard and floor heating applications.

Some of the main features of T-KJr2-IN-LP are:

  • It’s capability of heating water to one to two bathrooms at once
  • Compact dimensions of 20.3 x 13.8 x 6,7 inches
  • The maximum flow rate of this unit is 6.6 GPM
  • This unit is equipped with a Direct Vent Capability and Internal Freeze-Protection Systems
  • Can be installed vertically or horizontally, mounted on the wall or you can put on floor
Rinnai V65EP 6.6 is the best budget pick
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Budget Pick: Rinnai V65EP 6.6

Rinnai V65EP is available three models and suitable for you if you are looking for a water heating unit for small to a mid-sized house.

Besides energy-saver and compact measurement, Rinnai V65EP also very easy to install. The uniqueness of this unit is that it has its equipped with an enhanced scale detection system, which means it will lessen the possibility for this unit to be damaged because of the long-term use.

Moreover, it also has a temperature lock system which will prevent this unit to deal with unauthorized or accidental temperature fluctuation. Rinnai V65EP propane tankless water heater is perfect to provide a hot water supply for two to three bathroom house, as it can efficiently and continuously deliver 6.6 gallons of heated water per minute.

Besides the advantages that have mentioned above, some other the main features of Rinnai V65EP are:

  • This unit is significantly spaced savings
  • Suitable for installation of manufactured houses
  • This model equipped with a leak detection system that will automatically shut off the unit if there is something dangerous occurs
  • It has a residential warranty of 1-year-labor and 10-year heat exchanger
BOSCH 520 HN LP ranked as #3
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The Bosch 520 HN LP is one of the most favorite propane tankless water heaters because it uses Piezo ignition push up buttons, which means it will make the unit runs automatically without requiring supervision nor batteries and electricity.

It also has a modulating gas valve system that makes this unit able to provide a constant temperature even though at a fluctuated flow rates. This Bosch 520 HN LP is suitable for you if you are looking for a propane tankless water heater unit for a smaller house, such as cabins, that only use a single hot water appliance at a time.

Some of the main features are:

  • It has the maximum input of a 74,900 BTU per hour
  • It equipped with Piezo ignition system which allows this unit to work without an electrical connection
  • 78% thermal efficiency
  • Provide an unlimited hot water supply for single use at a time
  • Has low to high-temperature controls


By heating water only when you need it, propane tankless water heater unit provides you a cleaner and fresher hot water supply. You don’t have to worry about your hot water to be contaminated because of your rusty tank or dirty water storage. It will also save you money in short term and long term.

However, there are some factors you need to consider before you make your decision in purchasing the propane tankless water heater. You may want to learn about the difference between models or brands to figure out which on is the right one for your house, because each model has different size, features, also capacity.

Once you understand which one will meet your family needs, it will be clear to you why that unit is going to be a smart investment for your house. Read more water heater reviews here.

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