Test Your Household Skills with This Handy Quiz!
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QUESTION 5. How often should a 2-person house flush its water heater tank?
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Correct Incorrect Once every year--One or two people in a home: Inspect the water heater every six months and drain it every 12 months. Three to five people in a home: Inspect the water heater every four months and drain it every eight months. Six or more people in a home: Inspect the water heater every four months and drain it every six months.