A dispersive primer based on synthetic resins that form a flexible layer on the surface. movie. This layer strengthens the base, increases the adhesion of adhesive, putty, plaster, paint and adhesive to the surface of ceramic tiles. On gypsum and cement surfaces, the Mapegrunt layer prevents the formation of a chemical reaction between gypsum and cement. It improves wallpaper adhesion, but also makes it easier to remove them later and reduces the consumption of wallpaper glue.