Product of nanomolecular technology, water-based, suitable for waterproofing vertical and horizontal surfaces, indoors and outdoors. Recommended for application on porous substrates such as tiles, absorbent cotto tiles, concrete, plaster, gypsum boards, natural stones, as well as clay and ceramic materials and objects. Odorless, it adheres deeply to the pores of the surface and gives them hydrophobic properties, without preventing their perspiration. It protects them from the appearance of capillary cracks, does not favor the growth of fungi and mold, as well as the formation of salts.