In the toilets where condensation is the main factor for the creation of moisture, waterproofing is performed on the floor and in the masonry. After covering the space with the special ribbon, apply watercolor paint masses on the entire surface of the level as well as on the perimeter of the area. In the position of the sanitary units, waterproofing applied to the height which respects the specific position from which each device supplied with water. After implementing the waterproofing package, the dressing and paving of the tiled bathroom realized.