Before moving on to the next step remove or cover any furniture near the wall.
Remove paint from concrete wall.
Soda blasting is also an environmentally friendly way to remove paint from concrete and causes no damage to the underlying concrete.
If paint comes off on the rag the old paint is latex.
Both methods create relatively less dust as grinder wire brush.
Scrub mortar joints and stubborn paint patches with a wire brush.
Then wipe the wall with a soft cloth to remove any loose paint or dirt before starting.
Dip a rag in alcohol and rub over the area.
Use a broom or shop vacuum to remove all dirt or debris.
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.
If possible remove any loose paint from concrete with a scraper or brush.
Soda blasting is a great way to remove paint from large areas of concrete.
Clear out loose debris from any cracks or holes in the surface and repair with cement or filler such as latex masonry caulk.
Remove loose paint with a scraper wire brush and cleaning solution.
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.
Sweep the area to clean away dirt and debris.
The most common way to remove paint is by scraping it off and the same is true for concrete walls.
Peel the membrane if you used one and scrape off the paint using a paint scraper.
2 apply a chemical paint stripper to the concrete surface.
Dry the area with a towel.
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.
When you set out to remove paint from concrete the first thing to do is clean the surface of the concrete thoroughly.
Here is another video of removing a paint using an chain paint remover and diamond hole drill.
Clean a small area of the wall with warm water and detergent.
Collect the paint residue and put it in contractor bags for disposal.