Make sure the concrete is completely dry before you move on. You can rent a floor buffer from just about any hardware supply store. Use a buffer to completely remove any loose pieces of paint and create a nice, uniform surface to work with for your new paint. As long as it isn't chipped or peeling and as long as you've sanded it to give the paint a rough surface, you won't have issues repainting concrete even if the older paint is still there.
There should be no loose, chipped, or flaking paint anywhere on the concrete and the concrete should be relatively paint-free.ĭon't exhaust yourself trying to remove every single bit of paint. Lightly sand intact areas of paint as well to give them the grit needed to receive new paint.Ĭlean the concrete with a dry mop. Scrape any areas with loose or flaking paint, and lightly sand using fine (120 grit) sandpaper. This means the paint that's already there must be scraped and sanded. Allow the concrete surface to dry after cleaning.Įxisting paint on concrete needs to be removed before you can repaint the concrete. You will remove any debris, along with chipped or peeling, or flaking paint, using this technique. Scrub the concrete with the solution using a long-handled brush.
Prepare a solution of water mixed with any household cleaning chemical. This is a project where you can't really use shortcuts, but if you follow all the steps and take the time to do it right, you won't have to repaint concrete again any time soon.
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How to Paint Concrete that is Already PaintedĬoncrete that already has paint on it is a daunting challenge, and you will spend more time repainting concrete surfaces than you spent painting them the first time. Assemble your tools and approach this project with a good game plan, and you can give your concrete a fresh new look within a matter of days. However, it is possible to repaint concrete, and it is possible to do this on your own as a DIY. Aged concrete surfaces are coated with various things, such as staining compounds, sealants, and of course, older paint, all of which present difficulties. Repainting concrete surfaces is a bit more demanding than painting freshly-laid concrete. As a DIYer, you know what that means: you're going to need more tools, more time, and more effort than you used the first time that concrete was painted. When you need to paint concrete that's already painted, things start to get a little tricky. And that's all great until it's time to repaint concrete and give it a fresh look. But there is no perfect building material, and there aren't too many DIY projects that don't take a good amount of time and work, including painting concrete.Ĭoncrete's rough texture makes it a piece of cake to get fresh paint to adhere to untouched concrete, which is a nice bonus of working with this material.
It's a versatile material that's usually pretty easy to work with, and it's great for basements, garages, utility rooms, and outdoor areas of all kinds. Concrete surfaces are common in households, especially on exterior walls, floors, and surfaces surrounding the home. In most cases, it's easy to paint concrete.
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