Stir well with a mixer, after 3-5 minutes stir again. Apply the material with spatulas, and then process with sandpaper. We apply a small spatula on a large little putty, then we spread the mixture on the ceiling with a layer of 2 millimeters and align. Drying of one layer lasts about 12 hours.If necessary, you can repeat. After drying, it is necessary to praise the ceiling with sandpaper for complete smoothness.