Basement walls present a challenge because the cement walls are porous and this makes paint removal difficult.
How to get paint off of concrete wall.
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.
Paint can be applied to the concrete to gain a fresh new look.
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.
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.
Sweep the area to clean away dirt and debris.
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.
The temptation is to scrape all the loose paint off and then repaint the walls.
To remove paint from concrete first sweep the concrete to clean the area you ll be working on.
This is one option.
Removing old paint off basement walls is a time consuming effort.
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.
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.
Method 2 to remove paint from concrete with soda blasting.
Soda blasting is a great way to remove paint from large areas of concrete.
Masonry paint 20 per gallon can be tinted and is much thicker than exterior paint.
Remove paint stripper residue.
Then put on a dust mask gloves and protective eyewear.
You ll probably ultimately have to use a power washer but since most of the paint is gone you won t have to.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Use the edge of a scraper to remove as much of the paint as possible.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
The procedure for stripping cinder block and masonry walls is virtually the same as that for stripping paint from any material at the beginning of the job but because cinder block is so porous the end of the job the part where you remove the paint residue can be difficult.
Exterior house paint can crack and peel on concrete.