5 Best Tankless Water Heater Review

Buying a new heater can undoubtedly be a difficult endeavour. You’ll need to research carefully, while going above and beyond to ensure you get the perfect size for your household needs. Today, this search will be harder than ever before, due to the introduction of the best tankless water heater.

These heaters are undeniably very beneficial and all homeowners should strongly consider getting one of these models over a conventional model. To help simplify your search, you should use the intel provided below to your advantage.

Best Tankless Water Heater

5 Best Tankless Water Heater

Rinnai V65EP 6.6 GPM Outdoor Low NOx

Whether you are thinking about replacing your broken-down heater or just looking for an upgrade, you really Rinnai V65EP 6.6 GPMcannot go wrong with a Tankless heaters. However, as a consumer you should know that there are so many different makes and models available on the market, making it difficult to choose just one brand.

They all come available in different sizes and include different features. The Rinnai V65EP is a high efficiency Tankless that is capable of producing 6.6 gallons of water per minute, which makes it perfect for any two and a half bath home.

Converts To Natural Or Propane Gas

More and more people are switching to gas these days. It is just more reliable, efficient, and produces a quick, burning temperature as compared to electric. However, not everyone has access to a natural gas line. This pretty much leaves them out of luck unless they go with propane gas. While, the Rinnai V65EP comes setup for natural gas, it can easily and quickly be converted to propane gas.

Enhanced Scale Detection

If you are familiar with tankless heaters, you probably know that they need to be maintained on a regular basis to prevent scale build. If left unattended scale build up can cause major issues within the water heater and faucets, because it causes flakes to appear in the water, which can lead to clogs. If you are a working parent it can be easy to forget to schedule regular maintenance visits. This is why the Rinnai V65EP is installed with enhanced scale detection, which will lessen the possibility of long-term damage to the unit in the event that scale does build up inside the water heater.

Easy Installation

If you have never installed a water heater before, you probably already know that it can be quite the job. First, you have to drain the old water heater, unhook it, and carry it out. After that, you have to carry in an extremely heavy new water heater and repeat the process all over again. However, that is not the case with the Rinnai V65EP. Thanks to its compact size and the included detailed instruction guide, it is a breeze to install.

Pros Cons
  • Compact size save floor space and makes installation easier
  • Enhanced scale detection
  • Temperature lock prevents accidental temperature changes
  • 150,000 BTU
  • Can be installed in mobile homes
  • Natural and propane gas compatible
  • Prone to scale buildup

Overall Assessment

With its easy installation, compact size, and extremely efficient operation the Rinnai V65EP is a must have for any gas home in need of a new or upgraded water heater.

Takagi T-KJr2-IN-NG

With its 140,000 BTU and a 6.6-gallon per minute flow rate, the Takagi T-KJr2-IN-NG is an Takagi T-KJr2-IN-NG Indooramazing and reliable water heater that delivers every time you need it. Hot water used to be a luxury now it has become a necessity amongst all homeowners. If you truly want a more efficient and dependable water heater, you need to check out the Takagi T-KJr2-IN-NG.

Indoor Installation

With its compact size and indoor installation capabilities this water heater will fit perfectly in a storage closet, garage, or basement. In fact, it will probably save you an abundance of floor space as compared to the water heater that you have installed right now.

Not only that, but its compact size makes the installation incredibly easy. In fact, it only takes one person to install this unit.

Amazing Warranty

Not only is the Takagi T-KJr2-IN-NG an amazing product that can produce extreme efficiency, but it also comes with an amazing warranty. Upon the purchase of this product users will receive a 10-year warranty on the heat exchanger and a 5-year parts warranty if the water hear is used for residential purposes. If the water heater is used in a commercial setting you will only get 5 years on the heat exchanger and 3 years on the parts.

Smallest Model They Make

The Takagi T-KJr2-IN-NG is the smallest model that the Takagi Company makes. This makes the water heater perfect for small condos or apartments. However, don’t be fooled by the small size, because it is capable of tackling some of the biggest jobs. With a 6.6-gallon flow rate and a 140,000 BTU input this water heater could easily heat a 2 and half bath

Pros Cons
  • Amazing warranty
  • Smallest model that the company makes
  • Installed indoors
  • Easy installation
  • Must use class III stainless steel venting
  • Non-condensing, which mean 20% of efficiency if lost outside through the vent

Overall Assessment

If you are looking for a compact heater that can produce quality results, but installs with ease, you need to check out the Takagi T-KJr2-IN-NG.

Eccotemp Systems L5 Portable Heater

Camping, hiking and fishing trips provide families with plenty of opportunity to explore the outdoors. However, Eccotemp L5 Portable Outdoor Showerwhen each day comes to an end, you still deserve the same comforts your home provides.

There is nothing more frustrating than a cold shower, especially after spending hours tracking through the woods. With the Eccotemp Systems L5, you will be able to take a hot shower at the beginning and end of each day.

Durable Showerhead And Hose

Outdoors showers have definitely changed over the years. Before you were forced to fill up a vinyl bag and take a cold shower. Today, you have the option of investing in a portable heater, with a showerhead and hose.

The Eccotemp Systems L5 is just one example, but this unit is very unique in that it operates on the same liquid propane that you utilize to fuel your outdoor grill and lantern. With this one, you will never again be forced to spend your outdoor vacation without hot water.

The showerhead is extremely durable, plus it is adjustable so you can customize the water flow to suit your needs. If you prefer a watery mist or a full water flow, you will be able to have just that with this model. The shower head is equipped with an ergonomically designed handle, with small notches to ensure a firm grip. You will have full control over the showerhead and you will never have to worry about dropping it.

Automatic Ignition

The automatic ignition will immediately turn the burner on as soon as the water begins the flow. The ignition operates on battery power, so you will need to keep a good supply of 2 D cell batteries on-hand at all times. However, the battery is only utilized to jump-start the burner, which means it will offer an extended run time.

Pros Cons
  • Battery powered automatic ignition
  • Operates on liquid propane
  • Extremely easy to set up
  • Compatible with a regular garden hose
  • Adjustable showerhead
  • User-friendly interface
  • Equipped with a durable handle for easier portability
  • 20-Minute auto shutoff feature limits shower time

Overall Assessment

The Eccotemp L5 Portable is the key to having a comfortable outdoor adventure. The unit can be set up in less than 15 minutes, but you will need to make sure the propane connection is tight. For the price, you cannot beat this unit, because it will provide you with an unlimited supply of hot water.

Rheem RTE 13 Electric Water Heater

How would you like to equip yourself with an amazing heater that will prove to be well worth the investment? Rheem RTE 13 ElectricIf so, you truly owe it to yourself and your family to check out the Rheem RTE 13 Electric heaters.

The Rheem RTE 13 is undeniably inexpensive, but it will still deliver a performance that is equal to its much more expensive competitors. Plus, this is an electric unit so it will be much easier to install than gas models. What sets it apart from the alternatives? You’ll find out below.

Excellent For Point Of Use Purposes

The Rheem RTE 13 is not the most powerful water heater on the market. This might make it unreasonable for some consumers. However, its compact size and capabilities will make it the best water heater for a lot of households.

If you’re only interested in delivering hot water to a single shower or sink, you should not ignore the Rheem RTE 13. This unit will easily be able to meet the needs of a single faucet. The unit has a maximum flow rate of 4 gallons per minute. It will not be able to supply an entire home, but this makes it a great investment for point of use purposes.

Great Warranty

If you’re the type of individual that prefers to do things yourself, you will probably want to look elsewhere. This is the case, because the warranty will be invalid unless this water heater is installed by a licensed professional. While hiring a professional will increase the initial price a little, it will be well worth it, since it’ll allow you to take full advantage of the excellent warranty provided by Rheem. The company offers a 1-year warranty on parts and a 10-year warranty on the heat exchanger. This is ultimately very generous and it greatly helps to justify the already budget-friendly price tag.

Energy Efficiency

In most cases, you will want to invest in a heater that will save you money in the long run. If this is the case, you should definitely consider adding the Rheem RTE 13 to your home! This specific unit is very energy efficient. In fact, it has received the coveted Energy Star certification. This guarantees that you’ll be able to use this unit extensively, without sending your electric bill higher and higher. In fact, the Rheem RTE 13 will most likely save you money over a period of use.

Pros Cons
  • Very compact and lightweight
  • Great warranty on parts and heat exchanger
  • Has received the Energy Star Certification
  • Delivers continuous hot water
  • Maximum GPM of 4 makes this unit great for single faucet use
  • Features an on-unit temperature control
  • 4 GPM might not be enough for your needs
  • Needs to be installed by a licensed technician

Overall Assessment

The Rheem RTE 13 is a compact, lightweight and cost-effective solution to many homeowner’s problems. If you only need to pump hot water to a single faucet or shower, this unit will definitely do the trick. And of course, it’ll save you money over a period of time!

EcoSmart ECO 27 Review

When attempting to invest in a reliable water heater, you’ll need to determine whether you want whole house use or EcoSmart ECO 27point-of-use. If you’re trying to achieve the latter, you should look no further than the EcoSmart ECO 27. This specific product is a little expensive, but it will prove to be a great investment for the majority of modern households.

In fact, this unit will actually save the user money over a period of time. Continue reading below to learn more about the advantageous nature of the EcoSmart ECO 27.

Saves Money

First and foremost, you should go above and beyond to choose a heater that is going to be efficient. This is truly where the EcoSmart ECO 27 excel. This specific unit is very energy efficient. In most cases, it will be able to provide the consumer with savings of up to fifty percent of their water heating costs. Therefore, it is safe to say that this unit will pay for itself over a period of time.


Another thing to take into consideration is the overall durability and longevity of the heater. These two characteristics will not be a problem with the EcoSmart ECO 27. The unit is manufactured with the highest quality copper and stainless. This combination ensures that it will last for many years to come! More importantly, the company also offers an extensively warranty on this product. EcoSmart protects this water heater with a lifetime limited warranty on the unit’s exchanger, elements and electronics. This ultimately makes it far more attractive!

Produces A Large Quantity Of Water

While you’re at it, you should make sure that you choose a unit that will be able to accommodate your household’s need. If you happen to use a lot of water, you’re going to need a more capable waterheater. When utilizes in warm temperature, this unit will be able to provide a single household with a maximum of 6 gallons per minute. At lower temperatures, it can produce around 3 gallons of hot water per minute. At 6 gallons per minute, your household will be able to run at least four faucets and shows simultaneously. This makes the EcoSmart ECO 27 great for whole house use, as well as point of use setups.

Pros Cons
  • Produces a maximum of 6 GPM
  • Can provide the user with an endless stream of hot water
  • Could deliver up to 50% in cost savings
  • Protected by a limited lifetime warranty
  • Elements can be replaced easily
  • Electric setup makes installation easier
  • May not be powerful enough for bigger households
  • Performance will diminish in colder climates


Overall Assessment

When it comes down to it, the EcoSmart ECO 27 is definitely a great investment. If you live in a somewhat smaller household, this unit will most likely do the trick. However, if you have a more demanding family, you should consider upgrading to something a little more powerful.

What Is It And How Does It Work?

While tankless-style water heaters have been on the market for many years, some consumers are still unfamiliar with them. Therefore, it is absolutely pertinent to take the time to familiarize yourself with these products, before moving forward. As the name implies, this is a water heater, which has no tank. Instead, the unit will actually heat the water when it is needed. As soon as you switch on the faucet, the heater will ignite and begin to make the water hot.

Things To Consider Before Buying A Heater

When attempting to invest in a brand-new water heater, you will need to research carefully. These heaters are unique, so the factors that will need to be taken into consideration will vary substantially. Below, you will find a breakdown of the most important considerations to make when attempting to choose the very best.

Fuel Source

First and foremost, you should realize that heaters can be fuelled by several different types of fuel sources. Gas is one option and electric is another. When attempting to make the right choice for your home, you will need to carefully consider the costs of each, as well as your own personal feelings. If you’re not a fan of gas-powered appliances, you should stick with an electric model.

Nevertheless, natural gas is generally a little less expensive than electricity. Therefore, if you’re looking for the most cost-effective heater, opting for a gas model is recommended. Also, gas units will be a little more difficult to installed, since an exhaust vent will be needed.

Point Of Use Or Whole House?

While you’re at it, you’ll also need to consider your specific needs and desires. Are you interested in supplying hot water to a single faucet, a single room or your entire home? This is incredibly important, because some units are capable of providing hot water for small applications, while others can deliver a large quantity in a short duration.

Those looking to provide hot water to a single location or a single faucet will want to choose a smaller electric model. These units tend to be smaller, lighter and far easier to install. This will give you the ability to install the unit in a concealed location, such as under the sink.

Some units are far more powerful and will be able to churn out 5 to 11 gallons of water per minute. While these specific models will definitely be a little bigger than the alternatives, they will prove to be your best choice for whole-house setups.


In order to guarantee that you’re going to get your money’s worth, it is absolutely pertinent to choose one that will be able to accommodate your family’s needs. This is why you’ll need to pay close attention to the heater’s GPM rating. The GPM or gallons per minute will tell you precisely how much hot water the unit can supply within a specific period of time.

Also, you’ll need to carefully look at your home and account for each faucet, sink and shower. How many of these faucets will be running simultaneously? In most cases, a shower or sink faucet will use around 1.5 to 2.5 gallons of hot water per minute.

By using this estimated figure, you will easily be able to determine what type of unit you need. Make sure you choose a heater with a suitable GPM rating, so your family doesn’t wind up fighting due to a lack of hot water!

Choosing A Brand

Another thing to remember is that water heaters are manufactured by a large number of companies. Some of the companies that make conventional water heaters will also make tankless models. They include Rheem, Navien, Bosch, Titan, Eltron, Rinnai, and more.

To increase your chances of making the best choice humanely possible, it is pertinent to familiarize yourself with each and every one of these companies. Research their past performance and make sure the company honors their warranties. Do not choose a water heater, which is made by an unreliable brand or you’ll regret it in the near future.

Consider Outside Installation

It should be known that not all water heaters are installed indoors. With tankless models, it is possible to installed the unit outside and this will ultimately clear up space in your home. In fact, an outside installation is actually a great decision for homeowners that are going to purchase a gas model.

This is a better decision, because installing the unit outside will eliminate the need for a vent. Plus, this will make the unit more accessible to outside appliances, such as a pool or spa. Just remember that units installed outside will cost more to operate during the winter, due to their freeze prevention features. However, these units work perfectly in warmer climates.

Installation Complexity

Do you fancy yourself to be a handyman? If so, you may want to consider installing your own hot water heater. Surprisingly, most tankless heaters are not that difficult to install. They’re far lighter in weight and much smaller than the alternatives. Performing the installation on your own is a great choice and will save you money. However, you need to remember that some units are far more difficult to install than others. Gas models are more difficult, due to the need for an exhaust vent.

Also, it is pertinent to carefully analyze the warranty policy provided with the unit. Will the warranty be invalidated, if the installation is not performed by a licensed plumber? Do not void your warranty just to say a little extra money upfront!


While tankles heaters are smaller than conventional models, it is important to remember that there is some diversity here. And of course, you’ll need to consider your own unique situation, when attempting to find the right size. Would you prefer to install the water heater underneath the sink or in a small closet? If you’re working with limited space, it is pertinent to opt for a smaller unit. Always take precise measurements to ensure you choose one that will work great with your setup.


Finally, you should remember that the future is completely unpredictable. Even if you buy the best heater and spend lavishly, there is a possibility that something will go wrong in the near future. With this in mind, it is pertinent to go above and beyond to get the lengthiest warranty possible!

Tankless heaters are available with a wide range of different warranties. Make sure you familiarize yourself with the warranty and its stipulations. In some cases, the warranty may be voided, if it is used incorrectly or isn’t installed by a licensed professional.

It is truly in your best interested to make sure the warranty remains valid for as long as possible! It could prove to be a lifesaver in the distant future.

The Benefits Of Tankless Heater

When it comes down to it, these heaters can be enormously beneficial. In fact, they’re better for specific situations when compared to their competitors. Below, you will learn more about the benefits of these units.


First and foremost, you should understand that the tankless are much smaller and more compact than the conventional models. This makes this a better choice for smaller homes and tight space. At the same time, this helps to make the installation somewhat easier.

A Better Substitute

Another great thing about the the sort of heaters is the fact that they make excellent substitutes or backups. With most houses, a tanked water heater will suffice. However, this is not always the case. If you need a little extra hot water, it would be unreasonable to buy another tanked model. This is why you should choose a tankless heaters. Tankless models are far better for point-of-use applications. Therefore, they can be used for your whole house or they can be used as a backup.

Endless Hot Water

It should be known that water heaters can provide the user with endless amounts of hot water. As long as you choose the appropriate GPM rating for your model, you will be able to leave the faucet running continuously and you will most likely be provided with hot water. This is not the case with tanked alternatives. With tanked models, you will get to use a tank’s worth of water. Then, you’ll be forced to wait until the unit makes more hot water.

Instantly Hot

Also, a lot of tankless heaters will be able to provide you with hot water instantly. With tank water heaters, the user will have to turn the knob on and then wait for the water to get warm. The tankless models are far better when you need hot water as quickly as possible. This might not seem like a major advantage, but it can make a world of difference when you’re running late for work or school!

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Other Advantages

Truly, there is an abundance of advantages associated with the tankless heater. They’re compact, light in weight, and more efficient. Plus, you should understand that these models tend to outlast their competitors.

Therefore, most manufacturers will be more than willing to provide consumers with a longer warranty. And finally, you should know that the government is actually willing to reimburse consumers that make the switch to more efficient appliances and this includes certain models.

Buying a gas water heaters may very well get you a federal tax rebate. Also, certain states offer incentives for making the upgrade! With this in mind, making the switch is truly a no brainer.


At the end of the day, they can be enormously beneficial for most consumers. Nevertheless, it is vital to remember that not all models are equal. You should not purchase the same unit as your friend or family member, just because it worked great for them. Instead, you will need to choose a model that is perfectly suited for your home and your family’s water usage.

And of course, it is also important to consider the warranty provided with the unit in question. By using this advice and by relying heavily on the reviews provided above, you should have little to no trouble finding the best water heater for your precise needs!