5 Best Tankless Hot Water Heater For Cold Climates Reviews 2020

Tankless water heaters are a modern way of heating water. They are on-demand water heaters either operated by gas or electricity when you need it. Tankless water heaters have become one of the most important appliances in the house. They are compact in size, which means they occupy less space than conventional water heaters. The best thing about tankless water heaters is that they are energy efficient, which means you can save money on energy bills every month.

Tankless water heaters perform well in warm places, but the question is, do they work excellently in cold weathers too? Well, many people are making a switch from a tank water heater to a tankless water heater for a reason. Manufacturers have added advanced technology in their tankless water heaters that prevent them from being frozen in the cold weather. So, tankless water heaters provide hot water on demand even in the chilling cold climate as well.

You are looking for a substitute for a tank water heater? Don’t worry here we have given a detailed review of the best tankless water heaters for cold climates to make it easy for you to pick the best one:

Best tankless hot water heater for cold climates

1. Rinnai RL94iP Propane Tankless Water Heater:

It is one of the top-rated products released by the Rinnai brand. With a great flow rate of 9.4 gallons per minute, it has enjoyed solid reviews. It is a propane tankless water heater that provides hot water up to four bathrooms. It is a perfect unit for those who want an energy-efficient water heater for their large homes.

.Rinnai RL94iP

Other features:

  • Temperature lock:

The unit features a temperature lock system that allows you to lock in your preset configuration, which means you do not need to worry about the water temperature changes.

  • Efficient unit:

It is a propane, tankless water heater that consumes less energy. So, you will see a decline in the billing amount each month.

  • Freeze protection system:

It is a perfect water heater for cold climate as it comes with the freeze protection technology.

  • Direct power vent:

Venting, indeed, serves as the most important factor in tankless water heaters as it stops leakage of gas. Rinnai RL94ip adopts the direct power vent that helps the exhaust to cool down.

Pros:

  • No smell for direct vent
  • Efficient unit
  • The flow rate of 9.4 gallons per minute
  • Digital controller
  • Straightforward installation
  • Suitable for big houses
  • Freeze protection technology

Cons:

  • Takes time to heat water
  • Coldwater sandwich
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2. Rinnai RL75eN Natural Gas Tankless Water Heater:

It is a non-condensing indoor tankless water heater that grabs your attention immediately. It is is equipped with a freeze protection system, which enables it to provide hot water in cold weather too. With a flow rate of 7.5 gallons per minute, it is perfect for both commercial and residential use.

RinnaiRL75eN

Other features:

  • High efficiency:

It is a high-efficiency unit that provides the never-ending supply of hot water even in chilling weather. ‘

  • Wi-Fi enabled:

Thanks to technological advancement. RinnaiRL75eN natural gas tankless water heater allows you to control the water temperature remotely. It is connected to Wi-Fi so, you can turn it on and off remotely.

  • Circ-logic technology:

The unit comes with the circ-technology that allows you to set circulation patterns. You get an unlimited supply of hot water.

  • Suitable for multiple bathrooms:

The best thing about this tankless water heater is that you can use it in multiple bathrooms. It provides a flow rate of 7.5 gallons per minute, which means the endless supply of hot water to more than one faucet.

Pros:

  • Easy installation
  • Error code indicator
  • Circ-logic technology
  • The flow rate of 7.5GPM
  • Remote control to set the water temperature

Cons:

  • Outdoor installation only
  • A bit noisy unit
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3. Rheem RTG-64XLN Tankless Water Heater:

It is one of the famous products by the company as it comes with excellent features. You can easily set up the unit outdoor for camps, and mountain tracking, etc. It is a natural gas outdoor water heater that has a flow rate of 6.4 gallons per minute at a 35-degree rise. You don’t need to worry about the unit as it works excellent in cold climates too. It comes with a UMC-117 remote control. It is an affordable unit to buy.

Rheem RTG-64XLN

Other features:

  • No cold water sandwich:

The best thing about the Rheem RTG-64XLN water heater is that it continues to work for a few minutes when you turn off the machine. So, there is no cold-water sandwich problem when you install it in your home.

  • Remote control:

It comes with a remote control so that you can operate it from a distance too. Now, you do not need to come close to the heater to set the temperature in the middle of washing clothes.

  • Commercial use available:

You can use it for both commercial and residential purposes. However, you need to connect two or more units to get more power.

Pros:

  • 82% energy efficient
  • Easy operated digital console
  • Compact and space-saving
  • Capable of supporting three faucets at a time
  • Exclusive water-saving settings
  • Eco-friendly
  • Overheat film wrap to protect the heat exchanger

Cons:

  • You need to call professionals to install it
  • Does not provide hot water instantly
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4. Takagi T-K4-IN-NG Tankless Water Heater:

It is Takagi’s one of the indoor natural gas tankless water heaters. It provides a maximum flow rate of 8 gallons per minute. To prevent the machine from being frozen, it comes with the freeze protection system. The best part of this unit is that you can install it indoor or outdoor. But make sure that you are using protection cover to save the machine from outdoor weather.

Takagi T-K4-IN-NG

Other features:

  • Remote control:

The unit comes with a remote control to make it easy for users to control the temperature from a distance.

  • Free installation:

Takagi always tries to find a solution to customer problems. Takagi T-K-IN-NG is one of the gas tankless water heaters that can be installed both horizontally and vertically.

Pros:

  • Perfect for both offices and households
  • Suitable for both indoor and outdoor installation
  • The flow rate of 8 gallons per minute
  • Self-diagnostic system
  • Cuts your monthly bills up to 40%

Cons:

  • You can only use four temperature sets without remote control
  • You may need to wait a little bit to get hot water during the shower
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5. Noritz NRC661-DV-NG Tankless Hot Water Heater:

It is a condensing water heater for small homes. It is moderately powerful and consumes and provides an endless supply of hot water for two bathrooms in winter. The flow rate of the unit may drop to 45 gallons per minute.

Noritz NRC661-DV-NG

Other features:

  • Easy installation:

The unit is easy to install, and you can install it by yourself if you have the experience of installing water heaters. If you are not experienced, then it would be better to call a professional to assemble the unit and install it.

  • Remote control:

The unit comes with a remote control so that you can set the temperature even from a distance.

  • High thermal efficiency:

It has a low NOx design that helps to emit low greenhouse gas, and the thermal efficiency of the machine is 93%.

  • Dual heat exchanger:

It comes with two heat exchangers, and both are highly corrosion resistant.

Pros:

  • Energy-efficient unit
  • Suitable for cold climates
  • Easy installation
  • High efficiency
  • Low NOx
  • Endless hot water
  • Compact design
  • Reasonably priced

Cons:

  • Coldwater sandwich
  • Operates two faucets at a time
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Are Tankless Water Heaters Good In Cold Climate?

Tankless heaters work excellently in warm weather and southern part, but are they good for cold climate as well? As a matter of fact, tankless water heaters work well in cold climates, too, as long as they have been sized correctly to meet hot water needs. The customers need a water heating unit that not only provides an endless supply of hot water in the chilling weather but is energy efficient too. Manufacturers now add some advanced features such as freeze protection systems to prevent the heating unit from being frozen.

Following are the two factors that strongly affect the operation of tankless water heater n cold weather:

  • Fuel type
  • Size

Fuel type:

When it comes to buying tankless water heater customers have two fuel choices. Gas and electric tankless water heater are the most common type of heating units out there. But electric tankless water heaters need to struggle to provide hot water quickly in cold weather. So, they may not give you the hot water you are expecting. Therefore, the best option, in this case, is the gas tankless water heater that can provide an endless supply of hot water no matter how cold the weather is.

Size:

You have decided to buy a gas tankless water heater, but the size of the heating unit also matters a lot. How many gallons your water heater provides in the cold weather? The flow rate of the tankless water heater is represented by gpm. How much time it takes to heat the groundwater to get it to the temperature you want. It is called the temperature rise. Before purchasing a heating unit, make sure you know what size you actually need. Getting the right sized tankless water heater means you would not run out of hot water during the shower in the chilling weather.

The Best tankless hot water heater for cold climates 2020

The most powerful type

Rinnai RL94iP
Rinnai RL94iP Tankless Water Heater

High energy efficient type

Noritz NRC661-DV-NG
Noritz NRC661-DV-NG Tankless Water Heater

Best one for middle-sized home use

Takagi T-K4-IN-NG
Takagi T-K4-IN-NG Tankless Water Heater

Tips On Getting and Using Best Tankless Hot Water Heater For Cold Climates:

Cold weathers affect the working of heating machines. No matter you have installed an electric water heating unit or natural gas water heating unit, cold weather can damage it, especially when you have installed them outdoor. If you have installed a natural gas type water heater, then venting facilities are installed to emit gas, and cold weather damages the unit. Following are a few tips that can help you utilize the heating machine to the fullest even in the freezing climates:

  • Unit size:

The size of the unit is important to get an endless supply of hot water in cold climates. So, make sure that you install the right sized water heater.

  • Freeze protection system:

Manufacturers understand that the unit may get damaged in cold climates. So, they have added the freeze protection system to the water heaters to prevent the machine from being frozen. When the unit senses the zero temperature, it automatically starts protecting itself.

  • Backup power option:

The most common types of tankless water heaters are electric and gas water heaters. But natural gas and propane water heaters can also be ignited by electricity. In case the power runs out, the unit can start working using a backup power option, and you would be able to use hot water to do the dishes, or laundry, etc.

  • Venting facilities:

Make sure that venting facilities are not installed in the direction of winds. When you install a gas tankless water heater, you need to install venting facilities to emit gas. If you install them in the direction of winds, they may get affected, and you would not get hot water.

  • Condensing system:

To reduce gas emission and save energy now, water heaters come with a condensing system. Make sure you purchase a unit that features the condensing system.

  • Recirculation pump:

Install a recirculation pump that will shorten the time to heat water, and you would not have to wait longer to get hot water in the shower. But don’t forget to turn it off during storms as if it will keep working, the unit may get damaged.

Summary:

Tankless water heaters are truly a blessing when you live in the areas where the temperature is freezing cold in winters. It is quite annoying when you open the shower to take a bath in the morning, and cold water welcomes you. Installing the best tankless water heater for cold climates can make your life easier and let you enjoy a hot bath.

Best Choice Cold Climate Tankless Water Heaters 2020:

The most powerful type

Rinnai RL94iP
Rinnai RL94iP Tankless Water Heater

High energy efficient type

Noritz NRC661-DV-NG
Noritz NRC661-DV-NG Tankless Water Heater

Best one for middle-sized home use

Takagi T-K4-IN-NG
Takagi T-K4-IN-NG Tankless Water Heater

With so many brands present out there, it becomes quite difficult to decide which unit is the best. We have given a detailed review of some of the best tankless water heaters so that you can decide which one to buy. Determine your hot water needs and then purchase a unit that fits your budget. You can check the price of these units on Amazon.

FAQs: ( People Also Ask )

Q: Do tankless water heaters work in cold climates?

Ans: Yes, tankless water heaters can work excellently in cold climates as well. But make sure that you buy a unit with advanced features.

Q: How do I keep my tankless water heater from freezing?

Ans: You should purchase a tankless water heater that comes with a freeze protection technology that prevents the unit from being frozen in the cold. Also, you can use a protection cover too to prevent damages.

Q: How big of a tankless water heater do you need?

Ans: It highly depends on your hot water requirements. Determine your hot water needs and then decide the size you should buy. You should check the flow rate and temperature rise if you want to buy a water heater for bigger homes.

Q: What is the downside of the tankless water heaters?

Ans: Everything has the pros and cons, and tankless water heaters are no different. They do not provide hot water for simultaneous use.