Soak the paint stains with your paint stripper and apply them several.
Getting spray paint off cement. Mix warm water with a few. Mix a tablespoon of tsp in 2 gallons (or 7.5 liters) of warm water. Sweep off the dust or dirt from the area.
To get spray paint off concrete. To start with, attempt to get the paint up while it’s actually wet. While some paint removal are easier than others, that doesn’t mean it’s impossible to do with spray paint.
Power washers are available in a variety of sizes. How to get spray paint off concrete. Wipe the concrete surface to remove dust.
Wipe or sweep off all dirt and dust. The process to remove spray paint from concrete surfaces using soap and water is very straightforward: Diluted tsp with clean water.
Let the stripper sit until it fully penetrates and the paint begins to soften (anywhere from 4 to 24 hours). Set the garden hose to high pressure and rinse the area thoroughly. However, you have to be careful while using sandpaper.
Scrub with a wire brush or firm bristle. Can i remove spray paint from. Some of these methods can also be used to remove paint from stainless steel, metal and wooden surface.