The working surface must be dry and clean. Remnants of old coatings should be removed. Apply one coat of Fondo AS primer to the surface and let dry for 2 hours. Apply one coat of Elite Structure plaster with a trowel and allow to dry for 24 hours (at a temperature of + 20 ° C and a relative humidity of 65%). After drying, apply one coat of L'Velature colored varnish with a sponge or brush, then remove excess mass from the surface with a sponge.