How to Clean a Concrete Patio - Covina So Cal
2. Create a cleaner from household ingredients. Most patios can get clean with a stiff brush and a homemade cleaner using items you probably have under the sink already. Add about 1/8-cup of liquid dishwasher soap to a spray bottle. Then fill up the rest with a 50/50 solution of OxiClean mixed with water. Spray the solution onto the concrete.