Dust your walls at least once a week to maintain them.
In addition to being soft on your walls, cellulose sponges are made of bio-degradable materials that are good for the environment. [3] X Research source
Avoid using colored dish soaps because they can stain and dye your walls. [4] X Research source
Make sure that you wear clothes that you aren’t scared to get dirty.
Mold on painted drywall is much easier to remove.
Wear thick rubber gloves when handling the bleach to prevent chemical burns on your hands.
Go over the floor again if you notice that your Shop Vac didn’t get all the dust on the first vacuuming. If you don’t have a Shop Vac than you can rent one from a department store. Make sure to use a HEPA filter to trap all of the drywall dust when using the Shop Vac.