6 Best 5 GPM Tankless Water Heater Reviews For Small & Large Home Shower Use in 2020

Waiting long to get hot water is quite annoying, especially when you are already in a hurry. Every time the tank is empty, you have to wait for a few minutes to get hot water stored in the tank. Tankless water heaters are becoming a popular choice for homeowners as they cut downtime and provide an unlimited supply of hot water without consuming much energy. 5 gallons per minute are the most commonly used tanks on the market these days. But before buying them, you need to learn a few things about these water heaters so that you can use and appreciate them.

We have given the 6 best 5GPM tankless water heater reviews to make sure that you buy the best one.

Comparison Chart of 5 GPM Tankless Water Heaters of 2020:

IMAGEPRODUCTDimensionsWeight
Propane Gas
ZGYQGOO 18L 2020
ZGYQGOO 18L71 x 41 x 20 cm / 27.95″ x 16.14″ x 7.87″10 kg / 22lbCHECK ON AMAZON
Lpg Gas Propane
Rolling Bronze 18L 5GPM 2020
RollingBronze 18L 5GPM13.7×6.3×25.6 inch————–CHECK ON AMAZON
Electric On Demand
ECOTOUCH 9KW 220V 240V On Demand Water Heater
ECOTOUCH 9KW 220V 240V11.1 x 3.15 x 15.75 in16.5IbsCHECK ON AMAZON
Electric
Marey ECO150 220V240V-14.6kW Tankless Water Heater
Marey ECO150 220V/240V-14.6kW8.7 x 3.5 x 14.2 in10.1 poundsCHECK ON AMAZON
Electric on Demand
Stiebel Eltron Tempra 36 Plus
Stiebel Eltron Tempra 36 Plus4.62 x 16.62 x 14.5 in1 poundsCHECK ON AMAZON
Electric Residential
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Heater 2020
Rheem 240V 2 Heating Chambers RTEX-184 x 15 x 19 inches8.5 poundsCHECK ON AMAZON

 Top 6 Best 5 GPM On-Demand Tankless Water Heater Reviews:

ZGYQGOO Propane Gas Tankless Water Heater with Shower Head – 4.8 GPM:

ZGYQGOO 18L 2020

Features:

  • The instant flow of hot water
  • Adjustable water temperature
  • Corrosion resistance
  • 10L large capacity
  • Superior quality tank
  • Multiple capacities available
  • Perfect unit to wash vegetables, toothbrushes, and plates, etc.

RollingBronze 18L Gas Propane Tankless Water Heater for Home Shower – 5 GPM:

Rolling Bronze 18L 5GPM 2020

Features:

  • Overheat protection
  • Low water-pressure startup
  • Stable water flow
  • Modern smart line shape designed
  • Advanced energy-saving and combustion technology
  • Automatically shuts down gas power under unexpected flameout
  • High energy efficient

ECOTOUCH Tankless Water Heater with Modulating Technology – 1-5 GPM:

ECOTOUCH 9KW 220V 240V On Demand Water Heater

Features:

  • Point of use tankless water heater
  • Smart self-adjustment
  • No cold water sandwich
  • Inner water and electricity lines designed to run separately
  • Consistent and endless hot water
  • Energy efficient

Marey ECO 150 Smart Technology Tankless Water Heater – 5GPM:

Marey ECO150 220V240V-14.6kW Tankless Water Heater

Features:

  • Easy management
  • Simple adjustments
  • ETL approved
  • Flow switch activation mechanism
  • Constant hot water supply

Stiebel Eltron Tempra 36 Plus Tankless Water Heater – Multiple Power Available:

Stiebel Eltron Tempra 36 Plus

Features:

  • Endless supply of hot water
  • Electronic switch activated
  • Copper sheathed heating elements
  • Sleek design fits anywhere
  • No venting required
  • Compact shape
  • Does not make much noise

Rheem 240V RTEX – 18 Residential Tankless Water Heater – 4.4GPM:

Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Heater 2020

Features:

  • High-quality internal materials
  • Easy to control water temperature
  • On-demand and consistent hot water
  • 8% Energy efficient
  • Compact and stylish
  • Digital temperature display

Types of 5 GPM Tankless Water Heater And Their Common Features:

If you are looking for an efficient tankless water heater, then 5 GPM tankless water heaters are the right choice. Following are the types of 5 gallons per minute tankless water heaters:

Gas:

Gas tankless water heaters are powered by liquefied petroleum gas. These tankless water heaters require venting if you install them indoor. Gas tankless water heaters are more energy-efficient as compared to the other types of tankless water heaters. These are considered as the best camper heaters as they are compact and lightweight, so you can take them anywhere along.

Electric:

Electric tankless water heaters are powered by electricity. These tankless water heaters are easy to install, and no venting is required whatsoever. However, you may need to change your electric service system as bigger wires and circuits are needed. These tankless water heaters are also energy-efficient and easy to mount anywhere.

Propane:

Propane tankless water heaters are also a great solution to your water heating problems. These units are energy-efficient, so you would be able to save money on energy bills each month.

Solar water heaters:

Solar water heaters are indeed one of the most friendly tankless water heaters available out there. They are energy-efficient in the long run. However, the installation cost may be a big high. Also, these are not suitable for cold environments where there is not enough sunlight in winters.

Condensing water heaters:

Condensing is one of the most effective types of tankless water that uses unused gas from your home to heat water. It means you will be having hot water without waiting long and paying high energy costs every month.

Can I Use a 5 GPM Tankless Water Heater for the Whole House?

Do you want to replace your tank water heater with a tankless water heater? Are you confused about using a 5 GPM tankless water heater for the whole house? Then you are at the right place as we will give you the right answer to your questions.

Yes, you can use 5 GPM tankless water heaters for the whole house, but you have to consider a few things before buying. You need to determine how many people will be using hot water. It is the best water heating unit for a modest home with no more than four people. Also, it will wear out too soon if you use it more than its capacity. It is better to purchase a tankless water heater that is powerful enough to meet your hot water requirements.

Things to consider while purchasing a 5 GPM tankless water heater:

Purchasing a tankless water heater for home is a big investment. So make sure you do not end up wasting your money. Here are a few things to consider while purchasing a five gallons per minute tankless water heating units:

  • Energy efficiency:

If you are buying a tankless water heater, then check how energy efficient the unit is. As a matter of fact, you should purchase a unit that consumes less and gives more output. Buy a unit that consumes less energy and helps you save money does not affect the performance at all.

  • Power source:

Since you want to buy a unit that reduces the energy cost, you need to consider how it is powered. There are three types of tankless water heaters gas, electric, and propane. Each type of tankless water heater has its pros and cons. choosing a portable solution would be a better idea as you would be able to take your tankless water heater anywhere you want to.

  • Space available:

Conventional water heaters used to occupy a lot of space on the premises. But tankless water heater are space-saving. They are compact and lightweight so you can mount them anywhere. Even if you live in a small home, you can still install a tankless water heater.

  • Maintenance requirements:

Tankless water heaters provide an endless supply of hot water, but they may wear out over time. You need to take care of the maintenance. Also, you have to flush out your tankless water heaters once a year. So, make sure you buy a unit that is easy to maintain for you.

  • Warranty:

You are making a big investment in the home, so make sure that the tankless water heater you buy comes with a warranty. The water heating units are prone to damages, so secure yourself against potential damages.

  • Lifespan:

Tankless water heaters have a longer lifespan than those traditional tank water heaters. Check features and lifespan of the unit before buying as purchasing a tankless water heater is an investment that you don’t make every day.

  • Easy control:

You should purchase a tankless water heater that not only meets your hot water requirements but is easy to use too. Check the instruction manual to see whether it is easy to turn on/off the device or not. Make sure that the unit you buy has easy digital temperature control.

When you know hot water requirements, it becomes quite easy to buy a water heating unit. Make sure that you check everything before making a final decision. An energy-efficient unit will help you save money every month, but make sure it works well and provide a continuous supply of water. To learn more about tankless water heaters, stay tuned to our website.

Final Pick: Top 3 Best 5 GPM Tankless Water Heaters:

RollingBronze 18L 5GPM:

Lpg Gas Propane Tankless water heater

Rolling Bronze 18L 5GPM 2020

Marey ECO150 220V/240V-14.6kW:

Tankless Water Heater with Smart Technology

Marey ECO150 220V240V-14.6kW Tankless Water Heater