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Use this handy guide to choosing the right size water heater.
Enter the answers in the boxes, then total them up.

Number of people in household	________
Number of tubs and/or showers	________
Add 1 for a dishwasher	________
Add 1 for a washing machine	________
Add 1 for a whirlpool tub	________
Miscellaneous additions*	________
TOTAL	________

Other things to consider:

• If children are entering their teen years, you may want to add 1 to miscellaneous additions.


• If you want a more efficient water heater, consider an upgrade to a high-efficiency heater.


• If you find yourself running out of hot water, add 1 to miscellaneous additions or upgrade to a quick-recovery and/or high-efficiency water heater.


• If there is a whirlpool tub, use a 50-gal. or higher gas or electric heater as a minimum.

After totaling the boxes, use the following chart to determine the size of water heater necessary.

If Total Is...

GAS	4 or less: 30 gallon water heater
	5 to 7: 40 gallon water heater
	8 or more: 50 gallon water heater
ELECTRIC	4 or less: 40 gallon water heater
	5 or 6: 50 gallon water heater
	7 or 8: 65 gallon water heater
	9 or more: 80 gallon water heater