Lithofin BERO removes rust and rust discolouration and is also suitable for removing cement residues from iron containing natural stones. Suitable for acid resistant hard stones such as serizzo, cresciano, calanca, and for granites such as sardo white, etc. On polished surfaces, the effectiveness of the product is limited. Suitable for indoor and outdoor use.
Lithofin BERO chemically changes the rust particles, thereby removing rust discolouration regardless of whether it is a result of the iron in the stone or of environmental influences. Cement residues and similar dirt are also removed.