How To Look At A House
McGarry and Madsen's home inspection blog for buyers of
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What is a tankless water heater average life expectancy?
Tuesday, March 24, 2020
You can expect a tankless (on-demand) water heater to last 18 to 24 years, with an average of 20 years. Maintenance is important for a long life, and the critical task is flushing it out regularly. An isolator valve kit needs to be installed in order to do a flush. To learn more about this, see our blog post Why should a tankless water heater have an isolator/service valve kit installed?
And here’s a bar graph that compares the life expectancy of a tankless water heater to other home plumbing fixtures.
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