Energy Saver Calculator – Home Energy Costs

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First tell us some key facts about your home energy costs:
Use these national averages, or enter your own costs.
kWh = killowat-hour, a measure of electricity use. Ten 100-watt light bulbs on for 1 hour use 1 kWh of electricity.
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A therm is a measure of natural gas, about 100 cubic feet.
If you do not use gas, leave this box empty.