Impregnator for artificial and natural unglazed stone (concrete, paving blocks, unglazed ceramic tiles) and cement joints. Recommended for  impregnation of concrete, sandstone and unglazed clinker facades/elevation.  Protects against moisture  and dirt. The impregnated surfaces are easier to clean after building works. Reduces the penetration of water, soot, oils into surfaces. Resistant to weather changing impacts. Environmental safety product. Suitable for both interior and exterior application.