Potential improvements 1 2 3 Potential Estimated Estimated annua l
Potential h eat - improvement installation cost energy sav ing retention rating D 1 L oft £ 5 00 – £ 1, 5 00 5 ,000 k W h insulation C 2 Cavity £ 1, 5 00 – £ 2, 5 00 5 ,000 k W h insulation C 3 Suspended £ 2,000 – £ 3,000 5 00 k W h fl oor insulation Potential improvements e x plained Before carr ying out work, make sure that the appropriate permissions are obtained, such as permission from a landlord ( if you are a tenant...