The decarbonized, energy self-sufficient home: the low cost of keeping cool in a heat wave

IMAGE: E. Dans

This week, I received my electricity bill for July, which was similar to previous ones since we installed solar panels, a hybrid inverter, a battery and a heat pump in our house earlier this year, but different in one aspect: last month, due to temperatures often in excess of 35ºC, we used the heat pump system for cooling, pumping water…