Massage the alcohol into the stain to loosen the paint.
How to remove old paint from concrete walls.
If conventional strippers such as mineral spirits and.
After cleaning wash walls with vinegar before painting a new coat to ensure that all types of stains and grime are completely gone.
Avoid letting the latex paint cure.
Seek advice from your rental company before deciding on these methods since both use high pressured water and could cause damage to your wall and yourself if not handled properly.
Clean the concrete surface thoroughly and let dry.
Reapply paint stripper as necessary.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Apply paint stripper and wait.
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.
For external walls both sandblasting and power washing are tried and tested methods of removing old paint from hard surfaces like concrete.
Once you ve got a hold of the recommended stripper to remove paint from concrete you will need to apply it to the affected area as recommended.
Remove paint stripper residue.
Scrape peeled or chipped paint.
Ways to remove spray paint from concrete with soap and water.
If you are removing paint from concrete walls and plan to re paint it s doubly important that the surface is free of dirt and old paint residue.
Apply a generous amount of alcohol to a rag and apply it directly to the affected area.