Best Tankless Water Heaters Reviewed

Best Tankless Water Heaters Reviewed

The best tankless water heaters are those ones that best meet your needs. Depending on the
size of your home, how many people live there and how many storage spaces you have, you
can decide which model of heater is best for you. Here we show you different types of heaters
so you can know which are high-quality and so you can choose better.

Rheem RTEX-13 Residential

Rheem RTEX-13 Residential

  Pros  

  • Despite is very new; it is gaining popularity among the clients.
  • This is because it has a really good price while also has a good performance, user-friendly.
  • Its water flow is a 4 GPM, which means that you can run the water at the same time in a shower and a little kitchen.
  • Most of the tankless water heaters that have a very high capacity are big.
  • This one, also it has a good capacity of bringing hot water to the home, has a compact design that will fit in the smallest places.
  • This means that you can be saving storage space.
  • It is really safe because it is electric, you can use it where you want we are worrying about pipes, ventilation, etc.
  • It also features a thermostat so the user can control the temperature he or she wants. It is very easy to say because it is LED.

  Cons  

  • If you have a house with a large household, this flow rate might not work for you.
  • It is just for small homes.

User Critic

The users have reported that is a really good tankless water heater, it does what it has to do,
but for some of them wasn’t enough. They also say that is really fast and easy to install.

Final Verdict

It has a really good price, it is really fast and it will work for a studio apartment. It will need a
lot of storage space, which is really good if you have a little house or apartment. If you have a
large household, you might want to keep looking other heaters.

Check the price
Read Customer Reviews »

Ecosmart Eco 27 Electric Water Heater

Ecosmart Eco 27 Electric Water Heater

  Pros  

  • It is made specifically for homes with large households in warm climates.
  • It is very powerful if it is used under these conditions.
  • It also works for cold climates but just for a single-shower setup. It provides up to 6 GPM in warm climates while provides 3 GPM in cold climates.
  • It is very efficient and it will make you save more energy because of its mechanism of self-
    modulation that only uses energy when is called to do so.
  • It will not provide more heat than the load requires.
  • If you are not sure about buying this product, you can be relaxed because it has a lifetime warranty, that can be transferred between owners.
  • For example, if you sell your house with this tankless water heater, it will be easier to do it.

  Cons  

  • In cold climates, it won’t be as strong as with warm climates, so if you have a large household and you want to use it at low temperatures, this product might not work for you.

User Critic

Based on the reviews, the clients are happy with the purchase. It is easy to install and it works
very great as desired. Some of them were disappointed because of the performance below
expectations. Some users report that the information about this product is not complete, that
one has to see on the webpage this model and its specifications. Other users have complaints
with the customer service.

Final Verdict

It has a reasonable price and it has a good performance for warm climates. For cold climates
will work best as single-shower setup. You will be saving more energy because of its self-
modulation mechanism.

Check the price
Read Customer Reviews »

Rinnai V75In Indoor Natural Gas Tankless Water Heater

Rinnai V75iN indoor natural gas tankless water heater

  Pros  

  • If you want a gas tankless heater, this is the choice for you.
  • It will provide cold water for an average household, with a rate up to 7.5 GPM.
  • This means that you can run two or three things at the same time, which is higher than the other tankless heaters that we have reviewed.
  • It is more environmentally friendly the other haters of gas because it is SCAQMD-approved,
    and it also has low emissions ratings.
  • It is pretty safe because of its temperature lock that will prevent any accidental changes, and
    it also allows the user to control the temperature between 98-140 degrees.
  • It will automatically shut off if the cleaning schedule hasn’t been followed right.

  Cons  

Its response is slower than other heaters, which is a fact to consider if you want a fast heater.
The good thing about it is that once it starts to run, it’s efficiency is pretty good.

User Critic

It has a good reputation among the clients, that are very happy with the purchase because it
has a good performance for small and medium-sized homes. They say you can run 3 things at
the same time. The only complaint is the slow way to bring hot water, but once it starts to
bring hot water it will never stop.

Final Verdict

It is really good for small and medium-sized homes, doesn’t matter the temperature. Also is a
little slow, once it starts to bring hot water it will never stop, which means that it is a good
heater. It also has a 10-year warranty.

Check the price
Read Customer Reviews »

Takagi T-Kjr2-In-Ng Indoor Natural Gas Tankless Water Heater

Takagi T-KJr2-IN-NG Indoor Natural Gas Tankless Water Heater

  Pros  

  • It is one of the best gas tankless water heaters, perfect for small and medium-sized households.
  • It is so pretty affordable which means that if you don’t have a really big budget you can have this.
  • It works better in warm climates for running three pipes at the same time.
  • For cold climates, it works better to run two things at the same time, for smaller homes.
  • Although it has a good price, it will last very long because it is high quality.
  • This is not very common among other affordable options.
  • Is will be performing for years without an issue.
  • You can have access to a digital remote, which is purchased apart.
  • This will make the product more user-friendly, and also allow for precise temperature control.

  Cons  

  • It will work better on low-flow showerheads because if you don’t you will not be able to run
    more than two things at once.

User Critic

Among the reviews, we can note that the users are very happy with the purchase. They say
that is easy to install, but you will have to hire a technician because if you don’t, the warranty
will not cover any issue with the heater. It filled the expectations, which not all of the
tankless water heaters.

Final Verdict

It is one of the best-valuated heaters at a low price because it has performance and it will also
provide more hot water than other heaters that we have reviewed. The only thing that you
have to be aware that it has to be made by professional because otherwise, the warranty is not
going to cover anything.

Check the price
Read Customer Reviews »

Stiebel Eltron Tempra 15 Plus Electric Tankless Water Heater

Stiebel Eltron Tempra 15 Plus Electric Tankless Water Heater

  Pros  

  • Quiet is a good feature of this heater because not all of the tankless water heaters are quiet
    when operating. Not noisy at all, so you won’t even notice that is there.
  • This is because it counts with high-grade electronic parts, reliable cover, and no mechanical switches.
  • All of this is combined to have a quiet performance.
  • The temperature will be really constant with this heater, which means that it doesn’t matter if the flow rate changes because of its technology of advanced flow control will not allow the
    temperature to change.
  • This self-modulating technology that this heater includes will maintain constant its energy
    intake.
  • And it will also adjust to sudden temperature changes.

  Cons  

  • Its warranty is not as good as others.

User Critic

This heater has a really good reputation among the clients because they have purchased the
product and have received the things that they expected. Most of the complaints are about the
unit being broken or didn’t work and the warranty didn’t cover that.

Final Verdict

This unit is very strong and it will provide hot water to on a small or medium-sized house,
also for apartments. It is important that you have great conditions on your pipes so this can
work great. It should be noticed that they were the only covers the parts of the product.

Check the price
Read Customer Reviews »

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater

  Pros  

  • The natural gas heaters have a problem with the venting.
  • This tankless water heater has two venting options so you can think the one that best meets your needs.
  • These two options are concentric- PVC and twin-pipe.
  • It has a really high flow rate, that allows running several things at the same time in a large
    household.
  • It is really efficient because it has a 0.95 energy rating, that’s not every heater has.

  Cons  

  • It is way more expensive than other heaters, so if you want a cheap option, this might not
    work for you.
  • But the price is worth it.
  • It is a little bulky, which means that it is not easy to handle so the installation can be a hard
    process. Despite this, it occupies less space.

User Critic

It has a really good reputation among the clients, despite the price has a really good
performance and everybody loves the fact that provides hot water for different things and at
the same time really good. The major problem with this product is the installation, that can be
a little difficult because it is bulky. The users are happy also with the customer service, that is
not always good in products like this one.

Final Verdict

If you have a large household and you want to provide hot water to different things at the
same time, which is awesome because not every heater is capable to do this. If you have a big
budget and you are ready to invest your money, this is a good heater for you. It will have a
group performance, no matter the time or the season.

Check the price
Read Customer Reviews »

Rheem RTGH-95DVLN Direct Vent Tankless Water Heater

  Pros  

  • Who provides a real high water supply which means that if you want to provide hot water for
    a big house, and run different things at the same time this is the perfect heater for you.
  • It will make you save money on energy bills because it has 94% energy rating.
  • Sometimes there are heaters that don’t work at high elevations, but this will work at elevations as high as 9,800 feet.
  • So if you live on a mountain, this is perfect for you.
  • It would also work in temperatures as low as -30°F.
  • The user can control the temperature with the remote control. It is very easy to control.
  • You can find it in both propane and natural gas, so you can choose the kind of fuel you want
    to use.

  Cons  

  • It has a very high price, which not everybody can pay.

User Critic

There are two main problems with the product: One is the customer service is not as good as
expected and it can be confused with a commercial grade heater. Overall, most of the users
are very happy with the product because it works great and it also needs a really good
product. The price worth it.

Final Verdict

The price is not affordable others, but it has a really good performance, it will also help you
to save money on the energy bills. It will also provide hot water to a big home running
different things at the same time.

Check the price
Read Customer Reviews »

Eccotemp FVI-12 Liquid Propane High Capacity Tankless Water Heater

Eccotemp FVI-12 Liquid Propane High Capacity Tankless Water Heater

  Pros  

  • It is very small and lightweight, which means that if you don’t count with a lot of storage
    space this is perfect for you.
  • Although it is small, it has a maximum flow rate of 3.4 GPM that means that you can run a
    shower and a low rated faucet at the same time.
  • It will make you save money on energy bills because its energy efficiency is really great,
    taking 110W while running.
  • Unlike others tankless water heaters, it is really easy to install and operate.

  Cons  

  • The only complaint is that it cannot be installed inside.
  • Despite this, if you have a salary or a front porch you can install it there.

User Critic

There is a really big problem with a customer service, that is not as good as expected.
Sometimes the unit didn’t work or with the time it got damaged or simply stopped working.
Despite this, it has a really great performance that has worked for many people.

Final Verdict

The price is really affordable, it has good performance and efficiency. It doesn’t occupy a lot
of space, which is really great if you want to save storage space. But it will just provide a
little hot water.

Check the price
Read Customer Reviews »

Atmor AT-D18TP-AZ Instant Tankless Water Heater

Atmor AT D18TP AZ Instant Tankless Water Heater

  Pros  

  • Affordable is a good quality of this product.
  • That doesn’t mean that is a bad product, instead of it has a lot of features that only have the most high-quality heaters.
  • It has a water sensor that’s wheel turn on when you are demanding hot water, and it will store
    it for future usage. When you turn off the tap, the sensor will turn off.
  • This will reduce the energy bills.
  • It is very user-friendly and also safe.
  • You don’t have to worry about your kids touching it because it is really easy to operate and it doesn’t represent any danger.
  • It will also remain dry and safe because its internal components are IPS4 certified.
  • It has a 7-year warranty.

  Cons  

  • It won’t work in large households.

User Critic

Some users have reported that the heater is not enough. But most of the users are happy with it.

Final Verdict

It has a good price and it can be used for small houses. It has really great features, despite
being really cheap.

Check the price
Read Customer Reviews »

Dyna-Glo Ir30Pmdg-1 Ventless Propane Wall Heater

Dyna-Glo Ir30Pmdg-1 Ventless Propane Wall Heater

  Pros  

  • If you want specifically a heater that doesn’t bring a metallic taste to your water, this is the
    best option for you.
  • There are some haters that you metals like copper that gives the water a metallic taste which is not really good, and this heater do not do that.
  • Another good fact about is that it doesn’t really need maintenance, because of its infrared
    heating that avoids the water from entering in contact with the quartz element.
  • It prevents calcium and limescale build ups.

  Cons  

  • For some users, the unit stopped working after a time of usage.

User Critic

For the majority of users, the unit works very great and they are very happy with it.

Final Verdict

It has a great Price, with great features that will provide hot water as desired.
Tankless Water Heaters pros and cons.

Check the price
Read Customer Reviews »

  Pros  

  • Storage space: Most of the tankless water heaters don’t occupy a lot of storage space,
    so it is really convenient if you live in a small home and need a hot water supply.
  • It can also hang on the wall, providing more usable space on the ground.
  • Hot water forever: The storage tanks are imitated by the size of the tank which is not as good as tankless water heaters that don’t need a tank to provide water.
  • Some of them can be a little slower but once they start to provide hot water, they won’t stop.
  • Long life expectancy: The last very long, which means that you will be investing
    some money but this is well worth it.
  • Also, most of the models have replaceable parts.
  • Energy-efficient: Most of the time just water heaters have 94% of efficiency, which means that the energy bills are going to decrease.
  • And also the water will be really warm and ready to be used.

  Cons  

  • Installation costs: You will have to save some money in order to buy your heater and also to install it.
  • They also required venting on gas lines as a part of the process of installation. But in the end, you will be saving more money in the long-term.
  • Limited output: This means that if you want to provide hot water two different things in a large household, you will need more than one heater.
  • Or you will also have to buy one with a high GPM, that are more expensive.

Tankless Water Heaters consumer Reports

Tankless water heaters require an initial investment, but with the time you will recover the money
because your energy bills will be dramatically reduced. The users report that they are very efficient
and also very compact. The thing about tankless water heaters is that they are very efficient and they will make you save energy. This is good for the planet and also for saving money. It is also great because provides instant hot water, but you will have to know what is the best water heater for you. It will depend on the place you live, the climate, and the size of your home. Some users don’t research a lot about it,
and they are disappointed. So it is important that you know what you want and so what to expect
from the different models of tankless water heaters. Some of them are cheaper, and others are more expensive. Some of them don’t need maintenance, while orders need it. Some of them will provide instant hot water and some of them will be a little late but they will provide as much water as you want. Some of them allow the user to run two things or more at the same time, but others just can run one thing at a time. Some of them are influenced by the climate, and some others won’t. It is important to know what type of tankless water heater you are going to buy: Electric or natural gas or propane. Each one has different specifications because they are different.

Summary
Best Tankless Water Heaters
Article Name
Best Tankless Water Heaters
Description
Best Tankless Water Heaters
Author
Publisher Name
HeatersLab.com
Publisher Logo