KEIM is a German manufacturer and global supplier of mineral materials for the restoration of architectural monuments. KEIM is the pioneer of silicate paints. KEIM materials are distinguished by the highest vapor permeability, the minimum organic content - no more than 5% in any color shade, lightfastness of any color tone for at least 20 years, regardless of the climatic zone of Russia. For the first time in Russia, materials were used in the painting of St. Sophia Cathedral in Veliky Novgorod in 1897. Painting with KEIM paints has been preserved to this day. KEIM materials have been trusted and trusted by the most important facilities in Russia for the third century already.