The illustration opposite provides an estimation of heat-loss on an un-insulated house. What are the benefits of having my home insulated? Your heating bill will be reduced by approximately 40% You will be doing your bit to help the environment by reducing CO2 levels By insulating the wall cavity, you will have a warmer house in the winter and a cooler house in the summer Condensation is eliminated Draughts are reduced as the insulation seals gaps around badly fitted window and door frames A constant temperature is maintained throughout the house. Insulation is one of the most cost effective measures you can make on your property.