If possible remove any loose paint from concrete with a scraper or brush.
How to remove paint concrete wall.
Clean the concrete surface thoroughly and let dry.
Once most of the paint comes off the concrete wash it thoroughly with a hose to remove any stubborn residue.
If there is still some paint leftover from the fist cycle let the concrete dry and repeat the process.
If paint comes off on the rag the old paint is latex.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Clear out loose debris from any cracks or holes in the surface and repair with cement or filler such as latex masonry caulk.
Use the edge of a scraper to remove as much of the paint as possible.
This scrub action should remove most of the paint as well.
If you applied a membrane much of the paint will come off when you remove it but you ll still have to scrape and scrub.
Dunk a stiff bristle brush into the water bucket and scrub the painted surface of the concrete.
Clean the concrete wall.
Peel the membrane if you used one and scrape off the paint using a paint scraper.
Massage the alcohol into the stain to loosen the paint.
It is important that the area is free of loose paint oil grease or any foreign substance that may cause discoloration in your final paint job.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Alcohol is a common household chemical that can be used to remove latex paint from concrete surfaces.
Avoid letting the latex paint cure.
Dip the brush into the soapy solution and scrub the area using circular motions.
Sweep the area to clean away dirt and debris.
2 apply a chemical paint stripper to the concrete surface.
After the stripper is set use the scrub brush to scrub it off.
Apply a generous amount of alcohol to a rag and apply it directly to the affected area.
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.
Collect the paint residue and put it in contractor bags for disposal.
When you set out to remove paint from concrete the first.
If some of the paint has already begun to chip or peel.
How to remove paint from concrete step 1.
Use a broom or shop vacuum to remove all dirt or debris.
Scrub mortar joints and stubborn paint patches with a wire brush.
Scrape peeled or chipped areas and apply paint stripper.
Dry the area with a towel.
Clean a small area of the wall with warm water and detergent.
Dip a rag in alcohol and rub over the area.