Department of Energy

Heat Pumps

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Energy 101: Geothermal Heat Pumps
Geothermal heat pumps are expensive to install but pay for themselves over time in reduced heating and cooling costs. Learn more about how geothermal heat pumps heat and cool buildings.

In moderate climates, heat pumps can be an energy-efficient alternative to furnaces and air conditioners. Several types of heat pumps are available, including air-source; geothermal; ductless, mini-split; and absorption heat pumps. Learn more about the different options and how to use your heat pump efficiently to save money and energy at home.

Tips and Advice

Tips: Heat Pumps

Heat pumps can be a cost-effective choice, especially if you heat your home with electricity.

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Rebates & Tax Credits

Federal tax credits for heating and cooling systems expired at the end of 2016. If you made these improvements in 2015 or 2016, file form 5695 with your taxes to claim the credit.
​Learn more about the tax credits and find state or local incentives.