5 Unique Benefits Of A Tankless Water Heater – Water Heater Advisors

Are you like the majority of homemakers who own a tank-style water heater? 

It is not necessarily incompetent, but if it requires frequent maintenance and repairs or is a little outdated, there are efficient options available. 

A device that helps save money, never runs out of water, and saves a lot of valuable space in the house? Have you ever thought about purchasing a tankless water heating system

Tankless units are also known as on-demand or instantaneous heaters. They have a smaller size and are without a storage tank. 

These energy-efficient machines are equipped with high-powered heating elements that start functioning when the groundwater makes its path through a heat exchanger. 

Furthermore, they are eco-friendly, cost less to operate, and offer a nonstop supply of seamlessly warm water.

Unique Benefits Of A Tankless Water Heater

How Does A Tankless Water Heater Operate?

It utilizes a heat source which can be either gas or electric to heat chilled water whenever required rather than depositing it in a container. 

It works only when you turn on the hot water tap at a shower, machine, or fixture. 

Besides, they are envisioned to provide from 2 to 10 gallons of water in one minute, depending on the size and design of the unit.

Fuel Options Of Tankless Water Heaters


Electric tankless appliances are popularly used since they can be positioned at the point-of-use such as under the sink. 

They eliminate the need for a mighty boiler that needs regular power use to keep a large amount of water heated. 

On the other hand, they are capable of delivering 2 to 8 gallons of water in 60 seconds, depending on the size. 

They have an energy efficiency rating of approximately 98%. The most noteworthy feature of the electric units is that they demand little or no maintenance.


With a gas tankless device, you can avail yourself of the opportunity to make a centralized system more easily. 

It allows you to lower the energy expenses more than an electric heater. 

Gas systems feature a lower energy efficiency rating that is around 80 to 85%. 

They have the capacity to generate more water in one minute than electric machines (at least 10 to 12 gallons). 

However, their installation process is quite complex and they require a venting system. Besides, these units demand regular maintenance.

Sizing Options Of Tankless Water Heating Systems

Sizing Options Of Tankless Water Heating Systems


The whole-house heaters are bigger and very expensive. However, they produce hot water for the entire house. 

The size and number of whole-house devices you need will be reliant on the flow rate, which is figured out by the number and types of faucets you may have running simultaneously. 

If you have a bigger house, you may need to install more than one whole-house device to meet the hot water needs of the entire household, especially for shower usage at the same time.  


These units are smaller and super-affordable. They can fit beneath the sinks, closets, or cabinets, supplying water for a maximum of two fixtures.

Since water does not have to go too far, so you get it instantly, depending on the flow rate and heater size. 

When you activate the tap, water enters the unit and travels through the heat exchanger or burner. 

During this procedure, an electric resistance coil heats the water to the preferred temperature to provide warm water. 

They don’t require venting and reduce the amount of wasted water. They can help you save up to 18% on your monthly electricity bills.  

5 Unique Benefits Of A Tankless Water Heater

Unique Benefits Of A Tankless Water Heater 2
1. Longevity

An electric water heating system can last for more than 20 years, thanks to its innovative design. 

You can take advantage of gas or propane-fired appliance for up to 20 years, but you will have to regularly maintain and flush them to get rid of corrosive deposits. 

On the other hand, traditional tank-style heaters can last for only 8 to 12 years. 

No doubt, tankless devices are very costly, but their initial expenditures balance out after the first ten years. 

Also, they help you save a considerable amount on water and energy bills.

2. Unlimited Warm Water

Tankless units deliver an infinite supply of warm water at the desired temperature. So you can easily fill up a large bathtub or whirlpool. 

They can create up to 5 to 7 GPM, which means you will have an adequate amount of hot water for several showers and appliances to run at the same time. Unlike tank-style heaters, they never run out of water.

3. Energy Efficiency 

The biggest advantage of these systems is that they can cut monthly utility bills substantially due to their higher energy efficiency. 

They eliminate standby loss because they are designed to produce warm water only when required. 

When you activate the tap, the incoming water enters the unit and is heated by a burner or heating element. 

In this way, no water is wasted, which saves power and helps homeowners to lower electricity expenses. 

A tankless machine can be 24 to 34 percent more energy-efficient for residences that utilize less than 40 gallons of water on a daily basis. 

However, for homes that use more than 86 gallons every day, they can be 8 to 14 percent more energy efficient. 

Best of all, with an energy star-certified gas tankless unit, you can obtain a $300 federal tax rebate.  

4. Save Space

Many homeowners prefer them because of their space-saving features. 

Tank-style devices are bulky and can be perilous due to their temperature. 

But, now you don’t have to dedicate your whole basement or room to your heater. 

The tankless water heating machines have a compact design, so you can hang them on the wall. 

If you are looking to maximize space on your property, they are an incredible option for you.

5. More Safety

Safety is the fundamental apprehension for families. 

If you are worried about the tankless heater’s safety, you can put your mind at ease. 

Tank-style water units can overheat and explode. 

But, tankless heaters store a very small quantity of water, so the risk of overheating or explosion is much lower. 

Additionally, leaking also occurs rarely, and, if it does happen, it will cause considerably less water damage.


A tankless water heating system has more advantages than you may think—its energy efficiency and compact size are definitely a bonus. 

It also helps you save more money and energy than a standard tank heater. 

Before you swap your out-of-order tank water heater with another tank-style unit, consider these five major advantages.

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