Another data point: 180m2 house renovated in 2009, very well insulated, brand new 5.1 COP GSHP equipment we averaged 36 kWh per day for heat in January. We gene

Another data point: 180m2 house renovated in 2009, very well insulated, brand new 5.1 COP GSHP equipment we averaged 36 kWh per day for heat in January. We generate some hot water from that but our primary hot water is resistive electric.