If the difference is less than five centimeters, then they use the «raw» method. Namely, the ceiling must be plastered, with the help of special mixtures, it is tanned and prepared for the final painting.
If the difference is less than five centimeters, then they use the «raw» method. Namely, the ceiling must be plastered, with the help of special mixtures, it is tanned and prepared for the final painting.