Instagram post Passivhaus homes use very little energy for space heating. They require less than 15 kWh per square meter per year. For a 200 square metre house, the total energy use for space heating each year is therefore 3000kWh or less. If the cost of energy is 4p per kWh, the total cost of heating a 200 square metre house each year is therefore just £120. How does this compare to your annual fuel bills?

6th Mar 2021