Replace most bulbs with low wattage bulbs.

Done

Double glazing solution to all windows and doors.

Done

Install an insulation jacket on the hot water tank.

Done

Install a wood burning stove in the existing open file place and seal between the new lining and the original chimney lining to increase the efficiency from a max of 20% to approx 80%.

Done

Fill with external cavity walls with insulation.

Done

Increase the loft insulation to a minimum of 300mm and where possible 450mm.

Done

Install a whole building ventilation and heat recover system.

Done.