In most cases, all you need for this is warm, soapy water.
How To Wash A Wall With Flat Paint. The first thing you should consider when washing painted walls is the finish. I also have done a blog post to this where.
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3 key pieces of advice for washing painted walls. When washing walls with flat paint, you will need to take extra care to make sure that the paint is not damaged in the process. Stains left alone will only get worse and more difficult to clean as time passes.
Using a flat sheen for the top coat colors will yield a fresco/stucco look.
It'll last a long time. However, flat, satin, and eggshell latex paints may not do so well depending on the quality of paint that was applied — there is a risk of the color fading or rubbing off with overly abrasive wall washing. Learn how to wash walls fast, the painless way. I was recently asked to wash a flat painted wall.
