In recent years, the heat pump has become increasingly popular on the heating market. For new buildings and building refurbishment, users can expect lower energy costs and environmentally friendly, low-maintenance operation. There is much heated debate as to the degree of efficiency at which heat pumps work.
Förderung durch das Bundesministerium für Wirtschaft und Technologie (BMWi). Förderkennzeichen: 0327401A, 0327405A. German Edition: Erdgekoppelte Wärmepumpen für Neubauten.