You might clean the rooftop shingles with sodium per carbonate and oxygen blanch. You should continuously remember that you should utilize oxygen based fade and never use chlorine based dye. Chlorine fade may forever harm your rooftop shingles, plants and whatever else that might interact Roofing colors shingles with it. It might try and damage you and some other pieces of the rooftop like the rooftop drains. Subsequently chlorine blanch is never suggested for cleaning the rooftop shingles.