The temptation is to scrape all the loose paint off and then repaint the walls.
How to remove paint from concrete block walls.
Chip away small portions at a time until as much of the paint is removed as possible.
This is one option.
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.
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.
Masonry walls whether built of stone brick or cement all absorb moisture and react to stresses due to their weight and age.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Clean the concrete surface thoroughly and let dry.
Rather than just scrape the paint with a putty knife to remove the loose paint before i applied.
Removing old paint off basement walls is a time consuming effort.
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 wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Basement walls present a challenge because the cement walls are porous and this makes paint removal difficult.
Use a putty knife or paint scraper to remove any current paint.
Soda blasting is a great way to remove paint from large areas of concrete.
How to fix a peeling masonry wall.
In my garage i had painted walls that were pealing in areas.
You ll probably ultimately have to use a power washer but since most of the paint is gone you won t have to.
Lift off the paint with the edge of the scraper.
Method 2 to remove paint from concrete with soda blasting.