The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Removing paint off concrete wall.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Now proceed to work the soapy water or tsp into the concrete by means of a long handled brush.
Dunk a stiff bristle brush into the water bucket and scrub the painted surface of the concrete.
Sweep the area to clean away dirt and debris.
Soda blasting is a great way to remove paint from large areas of concrete.
Paint stains on concrete completely disappear using this method leaving you with a clean surface for repainting if necessary soda blasting is also an environmentally friendly way to remove paint from concrete and causes no damage to the underlying concrete.
Then put on a dust mask gloves and protective eyewear.
Removing old paint off basement walls is a time consuming effort.
Meanwhile sweep or wipe off the concrete removing as much loose dust dirt and debris as possible.
Basement walls present a challenge because the cement walls are porous and this makes paint removal difficult.
To remove paint from concrete first sweep the concrete to clean the area you ll be working on.
To get oil out of concrete or remove unsightly paint or other stains fill both buckets with hot or warm water and add several squirts of dish soap to one of the buckets.
Use a paint scraper to scrape up any thick globs of paint that are sticking up off of the concrete.
This is one option.
Method 2 to remove paint from concrete with soda blasting.