If you are replacing your water heater, but want a type that is more energy efficient and lasts longer, then a tankless water heater is the best option. They are rated differently than their traditional counterparts. Instead of total gallon capacity, tankless water heaters are rated in gallons per minute and temperature rise, which is the ability to heat water at a given gallon per minute rate.
However, there are a variety of models and sizes available for purchase. So how do you choose which kind is best for your home?
The following are the steps you should take to determine the appropriate size tankless water heater for your home:
Calculate the maximum amount of devices you use and their total flow rate
(gallons per minute) in order to determine the desired flow rate for a
tankless water heater that’s best for your home.
Average flow rates are the following:
- Bathtub: 2.0 – 4.0 gpm
- Shower: 1.5 – 3.0 gpm
- Kitchen sink: 1.0 – 1.5 gpm
- Laundry sink: 2.5 – 3.0 gpm
- Dishwasher: 1.0 – 3.0 gpm
- Average flow rates are the following:
- Figure out the appropriate temperature rise by subtracting the incoming water temperature from the desired output temperature.
Determine the fuel type you need, such as natural gas or electric.
If you are choosing an electric water heater, make sure that:
- You have the appropriate voltage outlet
- Your home is able to support the amperage draw from the water heater
- Your water heater is functioning on its own circuit
- If you are choosing an electric water heater, make sure that:
Contact our experts to find out more information about tankless water heaters in Fresno.