And your temperature rise which is determined by your incoming water temperature subtracted from your hot water setting.
Water heater sizing calculation.
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.
Where are you located.
The state statesize sizing program is a tool that can be used to estimate water heater requirements for many common applications.
Its evident from this chart that a family of 5 which is very common in the us requires a 56 80 gallon size water heater.
If it s not do this quick test.
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Tankless water heater sizing calculator.
As an example i will show you what came out for me.
The flow rate through the demand water heater would need to be at least 3 25 gallons 12 3 liters per minute.
Pro size is intended to assist in selecting water heaters or boilers that best meet the specific job requirements.
Use our handy calculator to determine your needed flow rate and temperature rise then find models that match your needs.
Tankless water heater sizing calculator.
For example let s say you expect to simultaneously run a hot water faucet with a flow rate of 0 75 gallons 2 84 liters per minute and a shower head with a flow rate of 2 5 gallons 9 46 liters per minute.
Tankless water heater sizing calculator.
Flow rate and temperature rise.
What size tankless water heater depends on your gpm at peak hot water demand.
Smith pro size sizing program is a tool that can be used to estimate water heater requirements for many common applications.
Size a water heater based on number of people in a household if you don t want to bother with any calculations here is an easy reference chart you can use to figure out the right tank capacity for your home.
Use our sizing calculator to determine your.