If you are reading this article it is most probable that you have made a smart decision to install a tankless water heater in your house. Now that you have made up your mind to get a tankless water heater, it’s time to refine your search based on type of heater. Speaking of types, tankless water heaters are of two types, namely electric and gas powered tankless water heaters based on their power source.
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It’s up to you to decide on what type of heater you are going to go for. The basic functionalities of both electric tankless water heaters and gas tankless water heaters are the same which is to provide you with non-stop, on-demand hot water.
The build and parts of these heaters differ based on the source of power they use. The electric powered tankless water heaters completely depend on electric power supply to heat water. Whereas the gas powered tankless water heaters use gas as their heating source and also require an electric power supply for initial ignition. Usually the electric supply for ignition comes from 12V batteries.
Generally, electric tankless water heaters are cheaper to buy and install compared to gas tankless water heaters. Electric heaters are able to meet high flow rate demands even in extreme weather conditions and last longer and have longer warranties compared to gas tankless water heaters.
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Operational costs of gas tankless water heaters are marginally cheaper when compared to electric ones. This is based on the fact that currently natural gas price is cheaper than electricity. Over the past few years, price of electricity has been coming head and on the other hand gas prices have been increasing. If we are to take this trend into account, the operating costs of both electric and gas based tankless water heaters will moreover less be similar.