Let’s start with explaining what a waterproofing membrane is. It is a continuous layer of thin, water-tight material laid over a surface. This, for example, would be done on a flat balcony. It could also be done above the structural slab and then again below the finish tiles. By doing this, you are providing excellent protection to the structural slab and the steel therein. In the case of the tiled area, it must be remembered that the tiles and the membrane should be laid ove