A lot of people are now making the switch from a traditional hot water tank to the latest in-demand electric tankless water heater because of its several benefits. If you’re planning to do so too, then you should read this comprehensive guide on how to choose the best one.
Please keep on reading below for some of the important factors you need to consider when buying the best electric tankless water heater.
First of all, you need to determine the right size of water heater for your home. In order to do this, you must identify the needed flow rate that can sufficiently serve your home. Don’t worry, it’s not complicated to do as all tankless manufacturers will provide a sizing chart.
You will see in the chart how much hot water the heater will be able to deliver under ideal conditions; this is measured by gallons per minute. So choose one that can best meet your needs.
Generally, an electric tankless water heater will use metal materials that will eventually accumulate limescale and call for annual maintenance. It is recommended to maintain and clean any limescale in your system at least once a year for it work properly.
Fortunately, there are now manufacturers that use new technologies like infrared. It accumulates lesser scale and lesser maintenance; however, they come at a higher price. but if you’re willing to pay, they are absolutely worth it.
You will also need to check the Energy Factor (EF) rating of the water heater to determine how efficient it is in consuming energy to heat the water. While the EF will vary from one water heater to another, it should not drop below 90% efficiency.
The last factor you need to consider is not about the water heater itself, but it’s about where you live. Considering your climate is important as it identifies how your water heater will perform. This is because the ground’s temperature and the water that will be coming from it into your home will determine how strong the electric tankless heater you need.
For instance, f you’re living in an area with a warmer climate where the water is about 90-degree Fahrenheit, choose for a heater with a temperature rise of 30-degree Fahrenheit so you will get an average hot water temperature of 110-degree Fahrenheit.