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  1. Geothermal Heat Pumps - Department of Energy

    Geothermal heat pumps (GHPs), take advantage of the constant temperature of the shallow earth (40°-70°F/4.5°-21°C) to efficiently exchange temperatures, heating homes in the winter and …

  2. Ground source heat pump - Wikipedia

    A ground source heat pump (also geothermal heat pump) is a heating/cooling system for buildings that use a type of heat pump to transfer heat to or from the ground, taking advantage of the …

  3. Geothermal Heat Pumps - National Grid

    Geothermal heat pumps, also known as ground-source heat pumps (GSHP), extract heat from the ground during cold weather via an underground pipe system, which is then distributed …

  4. Geothermal heat pump | Description, Mechanism, Design, …

    A geothermal heat pump (GHP) is a heating and cooling system that takes advantage of the relatively stable moderate temperature conditions within the first 300 meters (1,000 feet) below …

  5. Geothermal Heat Pump: How It Works - This Old House

    Oct 8, 2024 · Geothermal heat pumps offer a sustainable alternative to traditional HVAC systems, tapping into the earth’s constant underground temperature. This innovative technology can …

  6. Best Geothermal Heat Pumps: Top Models, Costs, Efficiency, and ...

    Sep 3, 2025 · With careful selection and expert installation, the best geothermal heat pump can deliver decades of quiet comfort, low operating costs, and resilient performance across U.S. …

  7. What Is a Geothermal Heat Pump? - hvac.com

    A geothermal heat pump uses the stable temperatures underground to provide homes with both heating and cooling.

  8. Heating, Cooling, and Storage Technologies | Geothermal

    Dec 3, 2025 · Geothermal heat pumps, also referred to as ground-source heat pumps or geo-exchange, can reduce energy use and peak electricity demand in buildings compared to …

  9. Geothermal Ground Source Heat Pumps

    Geothermal heat pump systems use 25%-50% less electricity than conventional heating or cooling systems. Geothermal HVAC systems have been used for more than 70 years in the …

  10. Geothermal Basics - Geothermal Exchange Organization

    Geothermal Heat Pumps quietly and reliably harness the renewable energy generated by the Sun that is stored in the ground near the Earth’s surface. They make significant contributions to a …