You ll probably ultimately have to use a power washer but since most of the paint is gone you won t have to.
How to get paint off of concrete wall.
To remove paint from concrete first sweep the concrete to clean the area you ll be working on.
Method 2 to remove paint from concrete with soda blasting.
Remove paint stripper residue.
Soda blasting is a great way to remove paint from large areas of concrete.
Then put on a dust mask gloves and protective eyewear.
Sweep the area to clean away dirt and debris.
Masonry paint 20 per gallon can be tinted and is much thicker than exterior paint.
Paint can be applied to the concrete to gain a fresh new look.
Basement walls present a challenge because the cement walls are porous and this makes paint removal difficult.
Exterior house paint can crack and peel on concrete.
For this stage of the job so long as you re working on a compact concrete patch you can probably get by with a wire scrub brush or a paint scraper.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Use a paint scraper to scrape up any thick globs of paint that are sticking up off of the concrete.
In order to get a clean look from fresh paint or to revert to a bare concrete look you will need to begin the project by removing the old paint.
Masonry paint also called elastomeric paint or elastomeric wall coating is a good choice for concrete painting because it contains binders that contract and expand with the concrete.
Dunk a stiff bristle brush into the water bucket and scrub the painted surface of the concrete.
Use the edge of a scraper to remove as much of the paint as possible.
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.
Removing old paint off basement walls is a time consuming effort.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
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.
This is one option.
Over time layers of paint will build up on the concrete and eventually begin to flake and peel.