If you've decided to invest in a new tankless water heater, one important thing to consider is which size tankless water heater you should get. Unlike tank style water heaters that hold a certain number of gallons of water in their tank, sizing for a tankless water heater is referring to the gallons per minute (GPM) your water heater can produce.
This video will walk you through the three main factors to consider when sizing a tankless water heater for your home: household size, hot water demand, and size of your home.
Read the full article here: 3 Steps to Determine Which Size Tankless Water Heater is Right for You
