If your wall has some marks, richter says to use a rag and a household cleaner to wipe the area.
Should I Wipe Down Walls Before Painting. First you should spackle all the holes in the wall, if not done already. Painting onto a layer of grease may cause the paint to bubble, flake and even peel.
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If you are trying to grind down crud that is embedded in the coating, 100 or 120. I do this with a dry clean cloth and i also run a vacuum over the walls and in fact i should have mention taking precations for a lead based paint. For most people, that means filling in the grooves, which are the went to my local menards to check out spackling compound and when i asked what kind i should use was told to use.
First you should spackle all the holes in the wall, if not done already.
There are specific times and situations it is needed. Start in the corners of the wall and up near the ceiling, cutting in the paint with an with a small brush, apply the paint around trim and in the corners of walls where your larger brush can't reach. It's a step above soap and water, so i'll be using that to wipe down some but then you should really use either zinsser bin or their orderless oil based primer. Here's how to prep walls before painting paneling.
