Professional Pressure Wash of Concrete and Stone - Toms River NJ Here is a short video we found that demonstrates the professional way to pressure wash concrete and stone. The machine being used is called a surface-cleaner. The advantage of this system is that it will leave a clean and even look on the concrete plus the water pressure can be controlled with a lever on its handle. Every surface needs different amounts of pressure. Some natural stone is softer, and too much pressure will destroy it. If your concrete or natural stone looks like it can use a cleaning, be sure to hire a contractor who specializes in Professional Pressure Washing of Concrete and Stone Toms River NJ. Your concrete and natural stone was a big investment, you might as well enjoy it by maintaining it with regular cleanings.