For a gentle cleaning solution, mix 1/2 cup of baking soda with one gallon of water. Add a small amount of detergent to the dish. Let the spray go on the patio surface and then scrub and rinse it. If you want to protect your patio from future stains, seal it with a concrete sealer.
Let's Get It Fixed!
Our virtual experts can diagnose your issue (for free!) and resolve simple problems.