Unwanted paint can alter the look of a smooth concrete surface. You can use several methods to leave a concrete wall looking as though there was never a trace of paint on it.
- Skill level:
- Moderately Easy
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Things you need
- Clean cloth
- Paint scraper or razor blade
- Acetone or paint thinner
- Heat gun
Clean the area of grime and debris using a clean cloth.
Scrape away as much of the paint as possible with a sharp object such as a razor blade or paint scraper.
Apply acetone or paint thinner to the area and continue to scrape until all the paint is gone.
For Water-Based Paint
Use a heat gun on the area to soften the paint.
Scrape away as much of the paint as possible, alternating between the heat gun and a sharp object such as a razor blade or a paint scraper.
Apply paint thinner or acetone to the remaining bits of paint and scrape them away as well.
For Oil-Based Paint
Tips and warnings
- A pressure washer may work well in removing paint from an outside concrete wall, but use caution as it may damage the surface.
- Wear gloves when handling acetone or paint thinner.
- Use caution when handling sharp objects.
- Do not use a heat gun too close to a window; the heat could break the glass.