Geothermal heat pumps are costlier than other HVAC devices, costing a mean of $13,781, Based on Angi. That value is just a median, as things including the size of your house and the need for ductwork influence the worth. Absorption heat pumps use thermal compressors consisting of generators and absorbers https://purethermal.co.uk/media-news/can-gas-absorption-heat-pumps-provide-an-alternative-heat-pump-option-in-2025/