

Learn what heat pumps are and how they work
Heat pumps capture heat from outside and move it indoors. The main unit is installed outside your home, usually against an external wall.
The Energy Saving Trust explains more about heat pumps.
Heat pump savings calculator
Which? has devised a heat pump savings calculator to help you get an idea of how much an air source heat pump could cost to run, compared to a gas boiler. Check out how it could work for you.
Is there any financial support to pay for heat pumps?
The government offers various grants to support homeowners to improve their home efficiency, including heat pumps. Check out our interactive house to see what grants you could be eligible for. Don’t forget that installing solar panels can help by
reducing your summer electricity bills, as well as having an impact on your winter bills – although not as much!
First-hand experience
Find out why one Hart couple installed a heat pump and the benefits it has brought