Advantages and Disadvantages of Tankless Water Heater

What Are The Advantages and Disadvantages of A Tankless Water Heater

A tankless water heater is specifically designed to heat water instead of storing the hot water in a tank. Most of us do not put a lot of thought before buying a water heater; however, there are several factors that should be considered prior to buying it. There is no doubt that a tankless electric water heater provides many benefits, although there are a few drawbacks to consider as well.

What Are The Advantages And Disadvantages Of A Tankless Water Heater?

We will start with the benefits of using a tankless water heater. Below are a few advantages:

  • Instant Supply Of Hot Water

Using the best tankless electric water heater offers an endless and instant supply of hot water. The users can skip the inconvenience of storing hot water in their tanks. The water heater ensures that everyone gets a hot shower and the users will never run out of hot water.

  • Long Life Expectancy

Thanks to the mechanism and construction of the water heater, they usually have a long life expectancy and do not require maintenance very often. Most models have replaceable parts available in the market, so even if a part stops functioning, the user can always get a replacement.

  • Decreases The Eco-Impact

Tankless water heaters decrease the Eco-impact and also reduce the consumption of non- renewable fuel sources. Its parts are replaceable unlike traditional water heater tanks and will last longer. The tankless water heaters are efficient and do not impact the environment. By using it, you will save your environment, reduce global warming and pollution.

  • Space Savings

Tankless water heaters acquire less space and are compact. If you have a smaller space, then tankless water heaters are just the right pick for you. The water heaters can be placed on the wall, thus providing the user more space on the ground. So it is good news if you are short on space.

  • More Options Are Available


You will find more options in water heaters such as gas water heaters and electric water heaters. Depending on your usage and home’s electrical infrastructure, you can select which model will suit your needs. Below is the list of a few disadvantages of using a tankless water heater:

  • Limited Output

A traditional water heater can hold around 60 gallons of hot water. Whereas an electric tankless water heater provides adequate hot water, however, there are a few limitations. The water heaters are designed to supply continuous hot water, but you might face a problem if you are using it for multiple showers or you are doing several tasks simultaneously.

  • Higher Initial Expenses

It is expensive to buy a tankless water heater initially. But, it will pay off its users in the long run. The price varies from $300 to $1,000 or more depending on the model you buy. This is another drawback of buying the tankless water heater. You should check the various models and buy the one that suits your needs and budget.

  • Inconsistent Temperature Issues

According to a consumer report, survey, the inconsistent temperature issue is one of the most common problems that the customer faces. Many customers complained that the tankless water heater is not able to provide sufficient hot water to multiple places simultaneously. When it is used in different places simultaneously, the water heater displays inconsistent temperatures.

  • Electricity Costs Are Significantly Higher

It is a matter of fact that tankless water heater’s electricity bill is significantly higher than natural gas. This is another drawback of using a tankless water heater. We suggest you check in your area where you live as the cost varies from location to location. It is always a better idea to find prior to buying and make an informed decision.

  • Additional Maintenance Might Be Required

If you want to keep the warranty valid, we highly recommend you to perform yearly maintenance. The users should also flush out their water heaters every year to avoid mineral build-up in the water heater. The additional maintenance can be quite expensive and you cannot avoid skipping the maintenance.

We have listed a few advantages and disadvantages of using a tankless water heater. We highly recommend you to check out the various options available in the market. After comparing the tank vs. tankless water heater and other water heating systems, you should make an informed decision.

It is best if you weigh the benefits as well as the drawbacks of using a tankless water heater before purchasing it for your home. When considering the advantages and disadvantages, it is really important that you consider the initial cost, its usage, electricity bill and maintenance cost and only when you take all these factors into consideration you will make the right decision.

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