Pros and Cons of Tankless Water Heater

Pros and Cons of Tankless Water Heater

Water Heater

We needed a quick and easy water heater installation for the Casita we built in our backyard. Our dilemma was that a water heater with the tank would take up valuable room and plus the connections needed would take too long and more money than we wanted to spend. We had to make quick decisions so we decided to look into installing a tankless water heater.

Water heater tank

Water Heater Tank -Takes up a large space

The most fun and interesting thing with the tankless water heater is, that just like its name, this water heater does not need any water bank to heat the water over and over again to keep it constantly hot. Instead, it provides you with instant hot water with the help of powerful gas burners or electric loops.

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Tankless Water Heaters

The tankless water heater is getting poplar with immense speed due to various reasons. However, they are much more energy-efficient and works as fine as any traditional water heater.

But wait, if the tankless water heaters require a high amount of electricity to operate their radiators, how are they energy efficient?

Well, the answer is that they consume more power than any other form of water heater. Still, since water does not need to be heated repeatedly as it needs to be in a traditional water heater, it consumes less energy in the long run.

The tankless waters are especially best suited for the areas where any form of energy tax is high. However, like every other object in the world. The tankless water heater also has some downsides along with advantages.

So let us look at some of the pros and cons of the tankless water tanker so that you can easily decide regarding its installation.

Tankless water heater

Is a small box that sits on the wall and doesn’t take up much space.

Pro’s  Of Tankless Water Heater

More durable.

A considerable advantage of the tankless water heater is that it is way more durable than any other form of water heater. Moreover, unlike the traditional water heater, you do not need to get it to change after every 10 to 15 years so that A tankless water heater will last you for decades.

 Less Monthly expenses.

Being energy efficient, the tankless water heaters cover all of its upfront cost.

A consumer report states that tankless water tankers help save 22 percent of the total energy consumption. So, with minimizing the energy usage, these water heater helps save tens and thousands of bucks in the long run.

On-the-spot water heating.

One of the outstanding advantages of a tankless water heater is that, with the help of its strong radiators, the appliance provides a ceaseless stream of high temp water on the spot.

This water system allows you the water falling from the faucet directly without burdening your space with a heavy and bulky storage bank. 

The never-ending water availability.

If your household is not huge as  “Kevin” from ” Home Alone” and the need for water is moderate, congratulations because you will not run out of water.

The water provided by a tankless water heater is more than enough for a small household. This appliance provides enough water to bathe, washcloth, and rinse dishes for one, two, three, and even four members without any unease.  That being said, expect cold showers if you go above the recommended household number.  (Yes, we lived this by experience. Don’t expect it to take care of 7 when it says 4.  Lots of cold showers. lol ) 

High security and safety 

Experts claim that the tankless water heaters are safe to use as there is no threat of getting hurt.

The tankless water heaters don’t have a tank, so there is no chance of explosions, plus they come with a more precise temperature control function, so you don’t tend to burn yourself with the extremely hot water.

Space efficient

An important feature that gives it an edge over the traditional water heater is its space efficiency.

They do not consist of big water tanks to store water. Instead, they easily mount on the walls, in a corner in your basement, or even on one side in your kitchen.


Con’s Of the Tankless Water Heater

Possible more upfront cost.

The primary con of the long life span of the tankless water heaters is that along with the durability; their initial cost can be high.

Moreover, you will also require professional help to get a specialized model installed, which means a high labor cost. For example, professional help like a plumber can charge as much as 2000$ to install the specialized model of a tankless water heater.

Additional gas-line installation.

As mentioned previously, the tankless water heater comes without any kind of traditional setup. So you may need to install an additional gan-line by the laborers, which means a high overall project cost.

No electricity means no hot water.

On the other hand, traditional style water heaters can be operated either on gas or electricity. However, the tankless water heaters completely rely on electricity to get working.

So if a storm strikes or when a wiring problem occurs, you will be living life on cold water.

Inefficient distribution of water

A common problem regarding the tankless water heaters is that ‘ they are inefficient when it comes to water supply distribution.’

The main reason for this problem is that the water heater cannot send the heated water to each outlet of the house simultaneously. Plus, it is difficult for the water heater to run the heated water on the slightly open faucet.



The water heaters are something that always remains in demand. However, selecting a traditional water heater and a tankless water heater can be a confusing job. If you need help analyzing your needs and demands give us a call. Handyman Larry 480-294-1915  or let us help you with our virtual handyman services. 


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