There are millions of houses like that over here. An 8 kW heatpump is enough to heat the house, and with the high COP that would electrically only be a 2 to 3 k

There are millions of houses like that over here. An 8 kW heatpump is enough to heat the house, and with the high COP that would electrically only be a 2 to 3 kW load.