Take a loo at the before and after pictures from a concrete walkway we cleaned in Drexel Hill, Pa. If you want to see more before and after pictures click here. If you like the before and after pictures above please contact us at 215-703-8306 to setup a free estimate. We offer pressure washing, powerwashing, window cleaning and graffiti removal in the Greater Philadelphia area. To learn more about how to pressure wash please visit our blog.