We ll explain why the numbers above are just loose estimates and how they might not accurately meet your hot water needs.
Average residential water heater size.
Below we ve highlighted what size water heater you would need in our example of 6 5 gpm at a 63 f temperature rise.
Once you have your total flow rate and the required temperature rise you can find the right size tankless water heater for your home.
If you re going with a storage tank water heater here s a rough guide for storage tank capacity.
You can estimate the necessary tank capacity in gallons based on the number of people in the house.
For a tank style heater household size is a simple indicator of hot water needs.
Simply locate the appropriate water heater sizes on ecomfort using your information.
Electric units have measurements in the 10 inch high to 7 inch wide range while gas fired.
Sizing storage and heat pump with tank water heaters.
What size water heater do i need.
2 3 people you ll need at least a 40 gallon capacity tank.
To properly size a storage water heater for your home including a heat pump water heater with a tank use the water heater s first hour rating.
Tankless water heaters are much smaller than units with a storage tank allowing them to be wall mounted.
To select the right state water heater for your home try our xpert product selector for personalized estimates of the performance and estimated energy cost.
Typically residential water heater sizes range from 40 to 100 gallon tanks.