Application surfaces must be dry, dust-free and clean. It is used as a topcoat paint on all kinds of interior surfaces with sub-surface treatment such as Mikron Silicone Interior Wall, putty, priming. Gypsum or plaster putty applied surfaces should be primed with Mikron Acrylic Primer before painting. After 24 hours after the application of the primer, Micron Silicone interior paint is applied in 2 layers. Wait at least 3 hours between coats.