Schlüter-KERDI-BOARD gives an absolutely level substrate with straight and precisely Angled inside and outside corners, providing an instant base for a perfect Tile covering. Many substrates, both in new buildings and renovation projects, are unsuitable for Tile installation, especially in areas of high moisture. These often need comprehensive additional work and waterproofing measures. However, the new Schlüter-KERDI-BOARD creates a perfect substrate for Tile installation in both new build and renovation projects. It is ideal for: Masonry of all kinds, including Green masonry Concrete Existing substrates such as plaster, Tiles and painted surfaces Mixed substrates Wood or metal stud frames Partition Walls Panelling bathtub surrounds Vanities and shelving Kitchen work surfaces Concealing Pipes