Where to start saving money on energy bills

I regularly speak to people and groups about how they can reduce their carbon footprints. And of course, most of the things that reduce your carbon footprint also reduce your energy bills. As I’ve tried to make our 1920s family home zero carbon, we have also seen our bills fall.

According to Ofgem, the average energy bill for a three bedroom house in 2021 was £1,970. We paid less than half that, a total bill of £787. My aim has been to reduce emissions rather than bills, and I would have don...