Putty

Is it possible to putty on the paint or is it better to remove it when the walls and ceiling, in the process of major repairs, need careful processing? What to do if the work area has already been painted and where to start preparing for repair work.
To achieve a flat surface, you must initially perform puttying. Puttying the walls for painting will make the walls perfectly smooth, so you should know how to carry out puttying work.

Paints

Glue

Instruments