Before you put down the ceiling, you will need to first prepare the surface. To do this, you will need to remove the old putty or other finishing material. Then knead a thick enough solution that will not lag behind the surface of the ceiling. As soon as the solution is ready, you can proceed to putty the surface of the ceiling. In order for the solution to bother better, the place where putty will be used, you should moisten well. Do not forget to choose a good electrical project before repairing.