Ways to remove spray paint from concrete with soap and water.
How to clean paint off concrete walls.
Use a contractor s broom to remove any caked on dust and debris.
Then put on a dust mask gloves and protective eyewear.
Mix together 1 gallon of water and cup of chlorine bleach if the walls have mold or mildew.
After scrubbing the walls as directed earlier scrub them again this time with a stiff scrub brush and the bleach solution.
Instead of bringing out the big guns and sandblasting the concrete start with the simplest solution when cleaning a porous surface.
Use a paint scraper to scrape up any thick globs of paint that are sticking up off of the concrete.
Soda blasting is a great way to remove paint from large areas of concrete.
Instead of applying a layer of paint stripper alone to the concrete you would apply a paste made from the stripper and a super absorbent material such as finely ground clay powder or pulverized.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Paint removal is always more effective when you are dealing with a clean surface.
Paint stains on concrete completely disappear using this method leaving you with a clean surface for repainting if necessary.
In this video i use an angle grinder with a diamond wheel and dust collection to remove old floor paint from a concrete porch.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Before starting lay a cloth on the floor beneath the area you will be working on so that the flaking paint can be easily removed later on.
Spread a thick layer of paint stripper over the paint with a cheap paintbrush.
To remove paint from concrete first sweep the concrete to clean the area you ll be working on.
Soda blasting is also an environmentally friendly way to remove paint from concrete and causes no damage to the underlying concrete.