Our non pressure soft wash roof cleaning lets the solution perform the process of removing the offending algae on your roof and siding which is responsible for creating the black streaks, stains and discoloration that forms on our roofs here in Tallahassee and can be easily treated with our soft wash roof cleaning application without pressure washing. Capital Roof Wash is a contractor that does not use any form of high pressure to remove dark streaks, mold, mildew, algae and airborne grime that discolors your roof and siding.