First of all, the preparation of ceilings and walls is performed. Old whitewash, layers of water -based paint must be removed from the ceiling. The existing cracks, chips, dents are necessarily eliminated by priming and putting their putty. Having removed these defects, the ceiling is re -primed and putty. After the ceiling is leveled, they begin to align. Wallpaper is removed from their surface, remove paint or whitewashing. The alignment process itself is carried out by applying putty and subsequent processing of sandpaper.