Tankless water heaters became the talk of the town because they not only provide your home with endless hot water supply for the month but they also help you save an enormous electricity bill.
Some of the best tankless water heating units do not just enable you cutting back on your bank account but they also help you in conserving energy at you home. These units do not just constantly heat the water as traditional geezers do instead; they let you have a hot water supply when you need to most instantly.
The modern water heating units are extremely affordable, convenient to use and they also help you saving up some extra space at your home. You do not need to bring in that large geezer at your home anymore because of the intervention by water heaters.
These water heaters do not run constantly and that helps you save a lot of energy and your electricity or gas bills. A report published by the US Department of Energy mentioned the tankless water heaters are supposed to be 8 to 34 percent more energy efficient than water heaters with a storage tank.
Now, the question is, where will you find the right water heating units and how will you know which products to choose?
The answer to your “how” is at the end of this article so we may suggest that you should read it till the end to know more about the subject and how some of our tips can help you utilize the product in the best way possible.
As for where and which, following are a few recommendations regarding some of the best tankless water heaters. We understand how finding the right product can be a painful process which is why we ensured to make a list of all the products available in the market worthy of your attention.
Take a look at some of the most recommended tankless water heater brands and find out for yourself regarding which unit fulfills most of your requirements.
1. EcoSmart ECO 11 Electric Tankless Water
Our very first recommendation with regards to best tankless water heater is a product from EcoSmart that is known as Eco 11 Electric Tankless Heater.
The Eco 11 is an electric power heating unit which means that it doesn’t require gas or flames for functioning. It is also among the best electric tankless water heaters that you will find in the market. Since the unit doesn’t require any ventilation system, the installation process is pretty easy and won’t cost a leg or an arm.
Once the water has been heated up, it can then be transferred to several pipes simultaneously and almost your entire family can make use of it. This is also one of those under sink tankless water heaters that will not take any of your space.
The water heater comes with a digital temperature control system that will allow the user to manage the temperature according to his/her own requirements. The controls have been specifically designed to give the entire control to the user over the unit and provide consistency in producing water.
Before we dive into some of the major details of ECO 11, let’s take a look at some of its major features,
- It runs on electricity and doesn’t require any burners
- It is a highly compact unit that you can place anywhere inside your home
- The installation is simple and inexpensive
- It can heat up water to 105 °F almost instantly
As far as the installation is concerned, in order to install ECO 11, all you need is 60 amp power supply and a No.6 copper gauge wire. The unit also comes with an adjustable and resetable thermostat. The water heater is capable of setting the initial temperature automatically and that makes it very easy to use.
Another thing that is worth mentioning about this water heater is that it comes with a lifetime warranty. EcoSmart is reputed for providing its customers with lifetime warranties with all their products and ECO 11 is another smart choice in regards to that.
The one thing that we totally loved about this product is that it is so compact that you can just put it anywhere inside your home. The Eco 11 is one of the most favorite electric heaters that you will find in the market not to mention this is a cheap electric hot water heater that will prove its worth to you for sure.
- It comes in a very affordable price
- It is in a highly compact size
- Energy efficientThe unit can heat up to 2 gallons
2. Stiebel Eltron 24 Plus Tempra Tankless Water Heater
Previously, most of the people stopped using water tank heaters because either they were too bulky or charged a lot of bills. Several manufacturers were trying their best to manufacture water tanks that were more optimal and compact in size. We also suggest that you take a look at some of our most recommended water softeners while you are at it. Water heaters and water softeners go hand in hand, so that is another product that you can add to the list.
So, this is where Stiebel Eltron comes into play. The water heater prices were rising excruciatingly when this brand specifically rose to recognition and made a name for itself.
The company has manufactured 24 Plus Tempra Tankless Water Heater and has been known as one of the common names for home appliances. With the help of this unit, you will be able to attain a constant stream of hot water throughout your entire home.
The 24 Plus Tempra comes with the following features. Take a look at them and then we will discuss everything in detail,
- The unit is highly compact and comes in ergonomic design
- You can easily mount it on a wall to save it from occupying floor space
- It offers precise temperature control
- It can heat up water up to 131 degrees Fahrenheit
As you can see, the first and foremost feature most of the people consider when buying the best tankless water heater for house is the compactness of it.
Usually customers do not have enough space in their homes to let a water heater take the extra space so this is where 24 Plus Tempra is an excellent choice. You can easily mount this up on a wall and save yourself from giving up your precious floor space.
The precise temperature controls is one of the features that really accommodates the user. It is highly necessary for adjusting the heating up of the water according to one’s own requirements.
The 24 Plus Tempra is a compact, less energy consuming and a more efficient water heater that will keep you warm even through the toughest times during the winter.
- It isn’t suitable for homes that have less than 60-amp power circuits
3. Eccotemp L10 Portable Tankless Water Heater
Since our prime focus was to aware you guys about tankless heaters that you can get easily installed at your homes, ones that specifically came in compact sizes, how could we forget recommending you a water heater that is portable.
We know portable water tankless heaters are something hard to imagine but worry not, the Eccotemp L10 is something very real and very affordable plus this unit is highly performance oriented.
Even though the company has called the L10 portable water heater, it is still isn’t that much portable but is a unit that is designed to be installed outdoors.
The heater is designed to be more rugged as compared to your usual outdoor water heaters and if it is something you won’t be using for a while, the company has advised to not leave it outside instead store it in a more secure place.
So, basically, this water heater is meant to be installed at your camps, your summer cottage, lake homes, horse washing stalls and so on. We have to say that after electric water heaters, propane tankless water heater reviews have been very favourable as well.
The Eccotemp L10 has some of the following features and later we have described everything in detail.
- It is meant for outdoor usage
- It features a CSA regulator that will work with a standard 20pounds propane tank
- It is very easy to set up because it comes with all the necessary fittings
- It features manual temperature control
What makes it perfect for off-grid areas and regions that have limited power is because it comes with 2 “D” cell battery ignition that will start only once the water is running. Also, the unit will shut off automatically when not in use so you will not have to worry about your battery or power being wasted when not in use.
The weight of the heater is around 27 pounds so it is easy to carry it around but not frequently. The unit is basically designed to be installed outdoors permanently even though it has been labeled as portable. You can easily set it up yourself with necessary fixtures and there is nothing to be too worried about.
- It has a heavier heating box
- It requires up to 80 PSI
4. Camplux 5L Portable Outdoor Tankless Propane Water Heater
Since we are recommending outdoor portable water heaters, it is fair that we add recommend a propane instant water heater to the list to make things easier for you. The Camplux 5L is also among the best propane tankless water heaters you will find in the market.
Whether we are giving a shower to our pets in the garden or having a water fight with our best friends or we just want to relax ourselves at the end of the week with a hot shower, all of this can be achieved by having a portable water heater, one that is highly functional.
Lucky for you, Camplux 5L is something of extreme value to all of those people who are hunting down a water tankless heater for the above mentioned things.
Some users face problems with portable units because most of them run through electricity but not with this one. The Camplux 5L is powered by propane and it runs through 2D cell batteries so electricity or not, you will always have hot water at your service no matter where on earth you are.
Some of the major features that Camplux 5L possesses have been mentioned below,
- It is a portable water heater that has been powered by propane
- You do not need electricity to run it since it requires 2D cell batteries for power
- It can work with only 2.5 PSI of water pressure so that is something you do not really need to worry about
- It is also capable of working with 12V water pumps
The unit has been designed to be carried around so it is very lightweight and compact. It weighs only 10.4lbs which ensures it will not be a problem for you to burden yourself with. You can easily fit this into the trunk of your car because of its compact size and take it on longer journeys with you.
For all the people who love travelling, the Camplux 5L is a lifesaver. It isn’t just compact and performance-efficient which makes it worth it but it is highly reasonable as well when it comes to the price. So, if you want a durable water heater, then Camplux 5l is the answer to all your prayers. The company also offers great tankless water heater service if you need it afterwards.
- You will have to buy the 2D batteries separately
- You must remove the batteries from the heater while travelling or they might spark
5. Girard 2GWHAM On-Demand Tankless Water Heater
The 2GWHAM is among the latest offerings launched by Girard.
The company is among the strongly established RV tankless water heater manufacturers in the world. The unit is capable of keeping the hot water to your desired temperature and it can be very useful for your recreational vehicle or motor home.
Girard is reputed for manufacturing products of top-notch quality. Their loyal customers have always rooted for their services and their customer-service is spoken for.
Since most of the previous hot water heaters lacked the ability of monitoring the temperature of the incoming water, Girard made sure that this piece of technology will be an advanced water heater and also one of the best electric tankless water heaters to be found in the market.. The unit has been designed by on-board microprocessors which will track the temperature of the incoming water.
Before we indulge into the details and specifications of 2GWHAM, here are some of its most prominent features,
- The unit works with 42,000 BTUs and provides optimal performance
- It is ideal for winter use
- The unit doesn’t require any specific installation requirements
- It comes with a brushless motor and the operationalization is extremely quiet
With the help of this feature, you can always ensure that you will have a constant flow of hot water at your ease. This unit is designed with a good burner regulating capacity, which is able to keep the flow of hot water.
One of the things that stress out people the most is knowing there will be no hot water available in the winters. Well, this is where Girard 2GWHAM comes into play. It will provide consistent flow of hot water even when the temperature is freezing.
The unit works with 12 volts of power and consumes energy less than three amps which means it just doesn’t take up less space but also consumes less amount of energy. The 2GWHAM is a highly efficient water heating unit that is going to benefit you in a lot of ways.
When it comes to installing tankless water heaters for RV, the Girard 2GWHAM is among the favorites. The design is really compact, it is lightweight and the installation is pretty easy as well. In addition, this is a cheap electric hot water heater so that adds to the benefits of buying the 2GWHAM by Girard.
- The 2GWHAM is quite expensive as compared to other products
6. MAREY Gas 10L Digital Panel Tankless Water Heater
The Marey Gas 10L is highly compact in design and comes with auto-ignition features that makes running this bad-boy a very easy thing to do. If you are looking for the best tankless hot water heater then this is another product that you should definitely consider buying.
We know that most of the customers look for home appliances that are easy to install and so is this one. This is a digital panel gas tankless heater that uses gas only and ensures you will not have to struggle through huge electricity bills.
The Marey tankless water heater works really well with low level water pressure and it has been designed in such a way that heats up the water really quickly.
You can activate the water flow by turning the faucet on and the heater is well-equipped for providing at least 3.1 gallons of water per minute. It weighs approximately 21 lbs. and measures approximately 24”x 14”x7”.
A few prominent features of Marey Gas 10L have been mentioned below,
- It operates on gas which means saying no to huge electricity bills
- It is efficient in heating water up at less than a minute
- It is great for using in winters
- It is compact in design so it doesn’t take up too much space in your home
The igniter system of this unit runs on 2D batteries so you do not need electricity to turn it on. The cell batteries that you will use will ensure the system is constantly supplied with power so the current remains in flow and the unit doesn’t shut off accidentally.
This model features an Anti-freezing protection feature so that when the temperature goes below freezing point, the water discharge valve is removed to accumulate the standing water inside the internal pipes. Because of this, water is also kept from freezing in the pipes.
The Marey Gas 10L is an environmentally friendly water heater because it uses natural resources for powering up. You are going to fall in love with this device once you start using it.
- You need a few clearances in order to install this unit
7. Rinnai V Series HE Tankless Hot Water Heater
As we move on to our next recommendation, let’s talk about Rinnai V Series HE Tankless Water Heater. Rinnai, a company that grew popularity among homeowners because of their economic models and great efficiency is one of the fan favorite brands among customers. We read a few Rinnai tankless water heater review and that really intrigued us to dig deeper and that’s when found this water heating unit for you.
When Rinnai launched their V Series Wat, they introduced a number of models to their customers. All of these models only had minor differences among them whereas the base quality was the same. Rinnai tankless water heater reviews are generally in favor of the company, let’s find out why.
The Rinnai propane tankless water heater was designed to satisfy the needs of those living in residential areas and it is by far the best tankless hot water heaters you will ever find. The power consumption of V Series HE is very minimal and it is not going to cost you a lot. if you happen to be someone who wants to replace his previous gas tank water heater, then you have a winner here.
So, the product that we have picked out for you is the HE Tankless Hot Heater. Before discussing all the details, let’s see what this model has in store for you with regards to its major features,
- This is a non-condensing water heater that is designed for residential usage
- The model is designed exclusively for budget oriented families so the price will not be an issue
- It can provide an endless stream of hot water with a maximum temperature of 140 degrees Fahrenheit
- The model is Wi-Fi enabled so you can control it remotely
- It comes in a very small and convenient size and can be installed easily
Even though this is a very small unit, it has the capability of providing an endless stream of hot water. Whether it is winter or summer, you will be having an endless supply of hot water if you do end up with this water heater.
For added features, the unit comes equipped with Wi-Fi that will allow you to control the temperature of water no matter where you are. The size of V Series HE is also quite compact and you will be able to mount this on your wall and end up saving a lot of space in the process.
- Some users have reported that the heater took longer to heat up the water
8. EcoSmart ECO 27 Electric Tankless Water Heater
If you are looking for an electric tankless heater that can serve you on a regular basis then going for this one is a great idea. This EcoSmart tankless water heater has been created with cost-effectiveness as its main feature. It can easily serve all your water related needs even if you need warm water in higher amounts at your place.
This heater has been made using low heating cost technology and yet heats an unlimited amount of water quickly. This quality makes it a great option for large families too, without having them spend too much.
The heater has a copper and stainless steel build, which helps it heat up the water way quicker as compared to other such heaters. Such a build also keeps the heater free of rust so that it can last you over years.
Before going on any further, here’s a summary of its most enticing features:
- Patented self-modulating feature
- Digital temperature control assisted
- Stainless steel and copper body
- Unlimited water supply
- Easy installation
If you choose the right size of this product, there are solid chances that your home won’t run out of hot water again. The body has been designed compactly, to make sure that this heater takes up little space in your home. You will notice an obvious reduction in your overall costs after you replace your traditional water heaters with this one.Made with the latest technology, this heater has a self-modulation capability that allows savings on the cost of electricity. The best part is that this cost-effectiveness does not come with the product having any other flawed points. You won’t need to compromise on the warmth of water or the time taken by the water to be warmed up just because this product is using less energy.
- Delayed start up when used after a long time
- Some safety hazards
- Water dribbles and leaks sometimes
9. Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater
Tankless water heaters have been a lot of help because they not only provide you unlimited heated water but they also save up your electricity bills by reducing the amount of wasted unused electricity.
Takagi has been the provider of the best condensing tankless water heaters and the company is popular for providing unlimited amount of choices to all their customers.
The Takagi tankless water heater known as T-H3-DV-N is among the famous models that have helped many homes attain heated water as endless supply on a very minimal charge. This unit is also very famous because it is ideal for people who are running small businesses and need heated water on a larger scale.
So, we thought why not look into the product and see if it was worth recommending or not and guess what, we fell in love with its features and which is why we are penning them down below,
- The unit is capable of providing 9.5-gallons of water per minute
- It can support the water heating process for 4 bathrooms simultaneously
- The flow rate is also extremely higher as compared to other tankless water heaters
- It comes with a residential warranty of 15-years
Do you want to know why this water heating unit became so popular among the customers? That is because it comes with an insane capacity and support system. As mentioned before, the unit can provide up to 9.5 gallons of water per minute and it can support around 4-bathrooms simultaneously.
This is an energized unit that is going to provide you with optimal performance throughout its life-span. Another thing that is worth mentioning about Takagi tankless water heater is the unit comes with a 15-year warranty so there is a very strong safety net there.
In case you were planning on buying this for commercial use, do not lose heat. The company has also offered a 5-year warranty for commercial use so it is beneficial for both kinds of customers.
The heater features primary heat exchanger that is made up of commercial-grade copper alloy instead of stainless steel so it provides an efficient heating system that is 25-times better than the other available units in the market.
All in all, Takagi T-H3-DV-N is an amazing choice for commercial and residential use and it is one of our highly recommended products.
- It requires proper venting but doesn’t have an added kit
10. Rheem RTEX-18 Electric Tankless Water Heater
Looking for an efficient heating solution for a very small space? Then this cost-efficient and space saving electric tankless water heater from Rheem should be your first choice. This heater has a brass and rugged copper heat exchanger which is strong enough to withstand harsh weather conditions without affecting its heating capabilities. This means you can hang this small heater anywhere without caring much about the external conditions affecting it there.
On an average, the small heater can go perfect with your small apartments and single rooms of hotels or hospitals where it can easily provide warm water for 1-2 washrooms.
The best part about this heater is its design which is compact and solid enough to last you longer. The body of this product is slim and compact enough to be easily fitted even in a small corner of your room. Also, the installation and setup process of this slim water heater is so easy that anyone with a little know-how of the things can fix it anywhere.
Some amazing features of this tankless water heater include:
- On-demand working for lowest possible energy consumption
- On-unit temperature controller
- Rugged heat exchanger for long lasting working
- LED indicators
- Compact and lightweight design, made to last long
This heater can easily provide consistently heated water at around 3.51-4.4 GMP of pressure. Overall, this heater is all that a single person or a couple sharing an apartment can ask for. It is cost-efficient and long lasting and caters to all your warm water related needs.
- Insufficient warranty
- A little fluctuation in voltage can ruin its functioning
- Not suitable for two people in a very cold weather
11. Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater
Even though most of tankless water heaters are energy efficient, some people want the running cost to be even low. So, if you happen to be someone who is looking for an option that will not just fulfill the hot water requirements but will also help you bring down the cost, then here is one of the best gas tankless water heaters launched by Rinnai that is going to be your perfect problem solver.
The Rinnai RUC98iN is operated on natural gas, which means you will not have to run it on electricity thus, saving extra bill.
Although, some people do not prefer buying natural gas heaters because most of them will have suffered through the issue of venting. To ensure users will not have to suffer through this issue, Rinnai has equipped the RUC98iN with two venting options: concentric-PVC and twin-pipe.
With these two venting options, you can select the one that is best suited for you and seems easy to install and start attaining your hot water that you have been longing for.
Let’s take a look at some of the prominent features of Rinnai RUC98iN before we take a further dive into the details,
- This water heater can supply hot water to multiple showers and faucets simultaneously.
- It comes with two venting options and you can choose the one according to your ease.
- This heater will supply you water with a flow rate that is as higher as 9.8GPM.
- The Rinnai RUC98iN also has an efficiency rating of .95 percent which you will not find in any other heaters.
This is a performance efficient water heater that is going to last you for a very long time. If you think you may have concerns regarding the water pressure, then as we have mentioned in the features, the unit is well-capable of providing you with heated water on an efficient rating.
However, the only concern most of the users have had with regards to this heater is it’s bulkiness. It doesn’t save a lot of space which is why it may not be suitable for those who do not have enough spare space inside their homes.
So, if you have a large family and big house that will be able to accommodate this unit, we assure you that you would never regret your purchase ever.
- It is quite bulky
12. Gasland BE158B 1.58GPM 6L Outdoor Portable Gas Water Heater
As for our last recommendation in this list, we have Gasland BE158B for you.
Gasland is among the best companies that you could consider for buying tankless heaters and as we have made a recommendation from this company before, we found another heater that you are really going to like.
There are many things that you need to know about this water heater before you can decide if you would want to purchase it or not.
If you want a portable water heater that you can take along on outdoor trips, then Gasland BE158B is a good option because it offers you a water capacity of 6-litres which is quite enough for taking a shower or washing dishes.
So, without further ado, let’s take a look at some of its major features and then we will move further with the details,
- The water capacity of this heater is 6-litres which is quite a lot for a portable heater
- This is a high quality heater because it is made up of copper and steel
- It is a compact and lightweight heater so you can carry it easily
- There are no fuss and struggles involved as far as installation is concerned
You also do not need to hire a professional for the installation process. The unit comes with a detailed instruction manual and you can easily install it all by yourself. You also do not need high water pressure to use this heater because it has specific settings that allows the user to obtain heated water from it even on lower water pressure.
This unit utilizes propane gas and is using Lithium Ion 2 D batteries. This will also allow you to save money on electricity bills and make use of this heater on the go. This is a propane instant water heater that will just make it easier for you to attain hot water within minutes.
- The batteries are not included in the package and you will have to purchase them separately
Our Pick: Recommended Tankless Water Heater
If you have made it this far, that means you have read all about our products and why we recommended them to you. But now that you are here, it means you want to know which product is our favorite and why?
Well, we loved the Takagi T-H3-DV-N because of several reasons but the biggest of them being, it can be used for both residential and commercial use and it comes with an amazing warranty time claim.
The Takagi T-H3-DV-N is one of the most popular water tankless heaters you will find in the market. We loved this product because of its great water capacity, it can run even low water flow and it works perfectly well for small and bigger families.
The unit also comes with an amazing and sleek design. The motor is power efficient and it saves a huge amount of energy for all its users. The unit also provides you with heated water constantly for longer periods of time.
So, yes, we love Takagi T-H3-DV-N and we have mentioned all the reasons why. It is also an economical unit so it will literally work great for almost anyone who might want to use it.
The only drawback that we found with this heating unit was that it needs venting frequently and for that; the company hasn’t provided any kit. So there is some extra money you will have to spend because of it.
Best Tankless Water Heater – Buyer’s Guide
As you have read our entire research by now, you must have decided for yourself that which unit you will be opting for.
But one thing that must have crossed your mind, how did we choose all these heaters and what are the things you must keep in mind when making a selection for yourself.
Well, in that case, our buyers guide is going to help you out thoroughly. Just take a look at the following tips and keep them in mind before choosing a water heater.
The flow rate indicates how much water the heater will be able to heat as the water enters your home. This will also depend on how much water you generally require and how many people will the heater be serving.
You should talk to a professional about this and ask them what it will mean to you for with regards to where you live.
Almost every electrical appliance that you want to buy has an energy rating and tankless water heaters are just the same.
Known as the (EF) rating, the energy factor is a rate determined by how much a single unit of fuel is used to heat a specific amount of water. The higher that number is, the more efficient tankless water heater will be.
Size of the system
Once you know the flow and energy rating, you will need to figure out what size tankless water do I need?
This also depends on the number of family members you have and how much water you will be needing each day. So, go for a larger capacity if you have a bigger family and you consistently need water.
Another thing that must arise in your mind is the question how much does a tankless water heater costs? Well, there are different price ranges in that regard and you will have to survey through the market in order to know the answer to that. And that is where our entire research comes into play.
These are things that you must keep in mind along with the price of the heater according to your budget when selecting a tankless water heater. Because if you do, you will never regret your purchase.
Advantages and Disadvantages of a Tankless Water Heater
No matter how hard you try, you can’t get your hands on a tankless heater that is fully perfect. Like every other product, these tankless heaters also come with some advantages and a few drawbacks. Here are the top most benefits and a few bad points about having a tankless heater at your place:
- Because they only heat the water when necessary, these heaters are a very good source of water conservation
- They are super cost-effective and don’t put too much load on your electricity or gas bills
- On an average, these heaters have a longer lifespan as compared to conventional heaters
- They take up a very little space in your homes
- You can easily set these up anywhere you want
- Usually, you have a limitless supply of warm water only if you don’t overuse the water
- Initially, these heaters may cost you a lot more as compared to the conventional units
- The cost of getting these installed is quite higher even when the setup process is not too hard
- These heaters won’t really suit bigger households with warm water needed in multiple taps in large quantity
Some FAQs About Tankless Water Heaters
In the light of our research, we are answering some frequently asked questions down below, take a look for a better understanding.
We have to say that searching for best tankless water heaters wasn’t an easy thing to do. Apart from taking a look at different brands of water heaters and comparing their features, we also had to compare their pros and cons.
However, as our above mentioned research will suggest, our entire working experience remained very fruitful. We did our best and found the most accommodating water heaters. Now the entire thing is up to you, read the specs, compare features and decide for yourself that which water heater will prove to be of value for you.
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