This special impregnator optimally protects absorbent, stain-sensitive natural and engineered stone surfaces against staining. Largely prevents penetration of oil, grease and water and makes further maintenance easier. Safe for areas where food is handled – this Lithofin product has been tested according to EU-Ordinance 1935/2004 by an independent institute. The product is considered safe for treating natural and artificial stone surfaces that come into direct contact with food stuffs.