Roof Cleaning by A&E is an exterior cleaning specialist serving PA, MD and DE. We offer non pressure roof cleaning, pressure washing, gutter cleaning, soft washing, gutter cleaning and window cleaning. This video shows a sidewalk cleaning we completed in Lancaster, PA. http://www.youtube.com/watch?v=AYge4Mk_cpw Call us for all you exterior cleaning needs. (717) 324-4208 www.roofcleaningpa.com