Remove all the loose paint and clean it with 50 50 bleach water.
How do you temove paint from a concrete block wall.
Removing old paint off basement walls is a time consuming effort.
Then ask the sales associate for a recommendation on the amount of paint you should purchase based on the area.
Get a good scraper some sand paper and a wire brush or a grinder depending how much paint you want to take off.
Do you need to wait to paint a cinder block wall that has been core filled every 4 feet.
You ll probably ultimately have to use a power washer but since most of the paint is gone you won t have to.
If you want to go back to concrete get you lots of paint stripper nasty expensive job.
Prepare a solution of soap and water or better yet diluted trisodium.
The mortar still looks wet where the wall has been core filled.
This is one option.
We repaired an outside wall and are anxious to put the house back together before school starts as it is a bedroom.
Apply an even coat with a wide paintbrush.
Make sure you measure the height and length of each wall and add the areas of each wall to find the total that you ll be painting before you go to the store.
The temptation is to scrape all the loose paint off and then repaint the 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.
Fortunately this is not the case since there are several cheap ways of removing paint from concrete walls this allows room for renovation since you may decide to change the color of a particular room or to simply remove the paint and leave the room as it is.
I would suggest you get a two part epoxy and go over whats there.
Allow it to dry for four hours or for the time indicated on the sealer label.
Basement walls present a challenge because the cement walls are porous and this makes paint removal difficult.