How Much Will I Save?

How much could you save through cavity wall insulation?

How much could you save through roof and loft insulation?

Loft Insulation (0 to 270mm):

Loft Insulation (0 to 270mm):

How much could you save by draught-proofing?

Draught-proofing around windows and doors could save you on average between £10 to £50 per year. Draught-free homes are comfortable at lower temperatures – so you’ll be able to turn down your thermostat. This could save you another 10% off your heating bill.

How much could you save through external wall insulation?

Installation cost for external wall insulation: £9,000 to £26,000. For internal wall insulation: £4,000 to £16,000*

*Average unsubsidised professional installation costs, although these will vary.

Statistics taken from