Also effective on bird droppings, bugs and more. Other benefits include: UV blocker for maximum protection Non-bleaching formula won�t discolor or stain fabrics & surfaces Nontoxic Nonflammable 100% biodegradable liquid Easy to use Available in 32-ounce & one-gallon bottles Tip: After cleaning, allow your awning to dry before rolling it up to prevent damaging mold and mildew growth. Below is a video showing a few of the features and uses for this item. And next, many of the Thetford Cleaning Chemicals now have a DFE logo on them, showing that they now recognized by the EPA as they reduce hazards to humans and the environment.