Concrete blocks are employed to create household foundations and walls, and there are several approaches to insulate them. If the cores aren’t full of steel and concrete for structural motives, they are often stuffed with insulation, which raises the normal wall R-price. You can be eligible for ECO4 for those https://freeecogrants.co.uk/how-can-an-agency-help-you-to-get-grants-for-loft-insulation/