Silicaf Fond is a mineral product based on modified potassium silicate, adhesion promoters, inorganic pigments, selected aggregates, stabilizing additives. Due to its high filling power Silicaf Fond uniforms the absorption and masks the imperfections in the surface, allowing the application of silicate topcoats on old synthetic paints without having to remove them. Thanks to its high breathability Silicaf Fond is also suitable for restoration work in the historic centers.