Question: how much does it cost to run an air source heat pump?
Answer: For every 1 kWh of electricity, an air source heat pump can produce 3kWh of heat. The average annual demand for most homes in the UK is at 12,000 kWh. At 4,000 kWh of electricity priced at £0.13 a unit, it will cost you around £520 in annual heating costs.