Most properties that have to qualify for ECO4 should have an Energy Efficiency Certification (EPC) rating of D or underneath. The ranking means your home continues to be measured up concerning its efficiency to avoid wasting energy And the way your house employs energy, having a being the most economical, https://www.reddit.com/user/ecograntscheme/comments/17gf099/how_to_insulate_the_roof_of_your_uk_home_with_100/