Kensa Heat Pumps Ltd.

An underground heat pump system at Kameha Grand hotel in Germany that uses six geothermal wells at 28 meters depth to provide heating and cooling for 80,000 square feet of building space, supplying all cooling and 70 percent of heating needs while saving approximately 1,700,000 kWh annually.

A type of geothermal heat pump system where a fluid circulates through a sealed loop of underground pipes.

A configuration for closed-loop geothermal systems where pipes are installed vertically in boreholes.

Europe

A residential heating system that extracts thermal energy from underground through refrigerated pipes and circulates it through a heat pump unit to provide home heating.

An alternative name for geothermal heat pumps, highlighting their reliance on ground temperature.