The walls are painted after their preliminary preparation. Naturally, the wall should be even and primed.
For work you will need a roller, wide and narrow painting brushes, a tray for paint, a spatula, a stepladder, a painting tape. Take care of your own protection — overalls, glasses, headdress — this set will help you stay clean. It is also possible to use a spray gun for painting, which is convenient with large volumes of work.