The tankless water heater is a type of water heater that appears without any tank to store water. They provide hot water only as it is needed hence also known as demand-type or instantaneous heaters. They are high-power heaters that instantly heat water as it flows through the device, and do not retain any. They provide a plentiful continuous flow of hot water. You can also navigate to this website to get the best water heater test online.

The heat exchanger can be electric resistance heating coils or gas-fired burner using natural gas or propane.

Tankless heaters can be classified based on:

Installation point

o Point-of-use: This type of tankless heaters are used at specific locations to cater to local needs e.g. kitchen, bathrooms, etc. Relatively smaller in size and serves single location needs.

o Whole house: This type of heater caters needs of the whole house. Installed externally they provide at every required place in the house.

Energy source

o Electricity based tankless heaters: They use electricity as their power source to provide hot water.

o Natural gas or propane based models: They use gas as their power source to provide hot water.

On the contrary to a Conventional system that stores constantly heated water, a Tankless heater heats cold water with a gas burner or electric element as it passes through the heater.

Proper installation depends on many factors. These factors include fuel type, climate, local building code requirements, and safety issues, especially concerning the combustion of gas-fired heaters. Therefore, it’s best to have a qualified plumbing and heating contractor install your demand heater.