"Only half of the houses suitable for heat pumps"

Berlin (energate) - For heat pumps to run at full capacity, every second house would first have to be renovated. In uninsulated houses, more powerful, more expensive devices with higher power consumption would otherwise be necessary, warns the Association for Insulation Systems, Plaster and Mortar (VDPM - Verband für Dämmsysteme, Putz und Mörtel). It has commissioned a joint study by the Research Institute for Thermal Insulation (FIW) and the Inst ...