It this doesn t work repeat using oxiclean instead of dish soap.
Getting paint off of stained concrete.
If it s in a large outdoor area use a pressure washer.
Soda blasting is a great way to remove paint from large areas of concrete.
Before you can apply a concrete paint clean it with degreasers to get rid of any oil or grease stains followed by muriatic acid to remove any curing chemicals on the concrete s surface.
Paint stripper for concrete removes layers of paint stain sealers and epoxy coatings.
Next apply a chemical paint.
For more details on removing concrete porch paint see how to remove paint from a concrete porch.
Layer of paste over the paint stain.
Suitable for application on both interior and exterior concrete and masonry surfaces.
Convenient and easy to use water based formula cleans up easily with soap and water.
Then wait 10 to 20 minutes while the stripper loosens the paint stain.
It should be used only if you plan to have a topping of cement because the grinder often leaves behind scrapes on the concrete.
Muriatic acid is extremely dangerous if inhaled and prolonged exposure can cause circulatory failure.
Apply paint thinner and leave overnight.
If it s a small stain use a wire brush or scraper to remove the remaining paint.
Chemical cleaning paint stripper may be useful for older stains covering small areas.
If the paint doesn t come off add more thinner and repeat the steps.
Paint stains on concrete completely disappear using this method leaving you with a clean surface for repainting if necessary.
Spray the concrete stains with the soap solution.
Let it sit on the wet stain for about 10 minutes or so then scrub in a circular motion.
Rinse the area and allow it to dry a few hours then scrape off peeling paint with a putty knife.
First use a stiff brush and a paint scraper to loosen the paint and vacuum up all debris.
Scrub a mixture of dish soap and water on to the stain and rinse it off using high pressure from a garden hose with a nozzle.
Spread a 1 4 to 1 2 in.
Soda blasting is also an environmentally friendly way to remove paint from concrete and causes no damage to the underlying concrete.
Cleaning old paint from concrete is similar to stripping paint from wood.
Try hand scraping and wire brushing off flaking paint on delicate surfaces or sand water blasting for concrete that can handle higher pressure cleaning.
Paint spills on a concrete floor can be vanquished with commercial cleaners.
To remove pour one eighth of a cup of liquid dishwashing detergent into a spray bottle then top off the bottle with warm water and shake well.