Waterproof for any porous structural surface. It is applied to any building material such as brick, concrete, plaster, gypsum, tile, absorbent ceramic tiles, natural stone, clay, ceramics, wood and generally any surface that needs to be soaked to waterproof. Solventless NANOTECHNOLOGY product, whose nanomolar structure allows it to penetrate even the toughest surfaces. It imparts hydrophobic properties while breathing the surface. Ensures long-lasting water repellent waterproofing without being affected by solar irradiation and permanent exposure to moisture. Allows the surface to breathe without watering and staining.