Wipe down all your furniture, decorations, and potted plants to remove any signs of dust. I have the same problem with a covered concrete porch each time it rains.
If your concrete floor is a smooth finish.lightly sand it before painting so the paint has something to adhere to.
How to clean screen porch with concrete floor. A pressure washer pushes water out with a powerful surge of water, which acts like an abrasive. A mild detergent will work in most cases but if it is really soiled, stained, or has algae, use a cleaner specifically designed for cleaning concrete which you can find at most home supply stores. It does this whether there is any wind or not, so it has to be something in the concrete causing it.
If you have a screened in porch then this won’t be a problem. Most cracks can be filled with a concrete filler. All this homeowner did is to clean the front porch concrete thoroughly and then applied a coat of concrete paint.
Make sure to dust off any metal or wood surfaces as well. My porch is soaking wet, almost like it rained on the porch with no covering at all. If you are going to renovate the entire porch, the floor is the first place you need to work on.
Clean your porch floor thoroughly. I have not found a solution either. But, you still need to be careful with the moisture in your screened in porch, make sure the carpet gets sunlight and free from dirt and spilled water or mold may grow under it.
Preparation is key to attaining a perfectly stained concrete porch. There’s so many different colors that you can find one that’ll compliment the colors of your house very easily. I can clean up a storm without having to stop and go back to the utility sink in my laundry room to rinse out a rag.
Again, clean it well, use a stain. Now is the time to repair any imperfections. Carpet is comfortable flooring and it is surely add more coziness to your screened in porch.
Debbie.if your concrete is rough and porous, and this is the first time painting the floor, you may need to do a double coat of primer.the cement actually absorbs the paint quickly. One of the most effective ways to remove stubborn materials like moss, bird poop or gum is using a pressure (or power) washing machine. When it comes to removing moss there are chemical based cleaners, or good old fashioned scraping, but removing.
Rinse the screen off and use a sponge to wipe off the porch trim.