invisible impregnation for smooth and porous surfaces, indoors and outdoors, protects against stains and acts water and dirt repellent for months to years, depending on the absorbency and stress of the treated surfaces, facilitates cleaning, deposits such as lime, dirt, algae, moss etc.. no longer combine with the surface and can be removed much easier, for cotto, clay, sandstone, cement joints, balconies, garage floors, walls, stairs, interlocking stones but also for lavabos, sinks, shower cabins and much more, free of nanoparticles, consumption 50 - 100 ml per m2, depending on the absorbency of the covering.