Up to 30% of the heat can escape through the roof. Energy Action will insulate you attic to a depth of 300mm with mineral wool. We will fit a walk-board from the attic hatch to the cold-water storage tank to provide access to that area. We will insulate and fit draft-proofing to the attic hatch itself. We will insulate all of the pipe-work in the attic and also the cold water tank.