damp proofing for Dummies
DPC can be a slab of slate, plastic, or bitumen inserted into wall foundations to keep drinking water out of your wall.Drainage board, like Dörken’s Delta-Drain, is similar to dimple mat except that the dimples deal with outward and therefore are coated which has a layer of geotextile material. The geotextile retains sediments out, and the textu