Roof cleaning can be a daunting task for the homeowner. Many homes in the South and Midwest Regions of the United States have algae stains on the roof. Many homeowners have no idea what these stains are, or how to go about removing them. They think their six year old roof needs to be replaced because of faulty shingles. This is simply not true. In St. Louis roof cleaning is becoming more popular each year because of these unsightly stains. For a minimal investment compared to replacing your shingles, a professional roof cleaning company can come in and safely and effectively remove roof stains from your roof.