Long-term impregnation for all absorbent natural and artificial stone surfaces, protects against the penetration of oily, greasy and watery dirt and moisture for approx. 3 years, depending on the wear and tear, reduces dirt absorption and facilitates subsequent cleaning, suitable for open-pored wall and floor tiles and Tiles, pavement and patio slabs indoors and outdoors made of artificial stone, terrazzo, terracotta, brick, clay, sand-lime brick and much more, the treated surface remains breathable, generally no change in colour, the natural structure of the stone is retained