What To Do Before Repainting A Wall. Primers are less expensive paint and do a great job of sealing the wall. For paint to stick, the walls have to be clean.
We'll show you a quick way to clean and prepare your walls so that the paint goes on easier and the finished job looks better. Repainting your house is a dramatic way to give it a new look. Primers are less expensive paint and do a great job of sealing the wall.
Then fill it in without lifting the roller.
You don't want any dirt or stains showing through your new color or creating uneven walls. I'm calling repaint() on a swing component in a jframe in a thread which is not the edt (as opposed to ok so i think the best way for me to show what i'm trying to accomplish is visually, so i created a reproducible example of what i'm trying to do and strangely. If you aren't dealing with a textured surface, brush off as much loose material as possible and replaster if necessary before repainting. Coating walls with fresh paint is easy.