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What size heat pump water heater do I need?

Written by jgowans on March 28, 2021. Posted in Common Questions.

You need the same size as for a conventional water heater. For a home with two occupants, you should choose a 40 or 50-gallon unit. For 2-4 people, you should choose a 66-gallon unit; and for more than 4 people, a 75 or 80-gallon unit.