This helps prevent heat loss from inside the property and could save a household £10 over the course of a year.
Eon Next also suggested some home improvements that could be a worthwhile investment in saving on energy bills.
Insulating a water tank is simple and can be done without professional help. The devices cost around £163 and could save a household £70 a year.
Professional draught proofing costs roughly £225 and can save a household £125 a year in energy bills, paying back the investment in two years.