The best outdoor cleaner for just about everything, this unique formula uses Super Hydrogen Power to tackle just about any cleaning job around your home. Mix these concentrated granules in varying strengths to effectively remove grease, grime, dirt, organic stains, tree sap and mineral deposits. Kills mold and mildew. For use on wood, masonry, concrete, fiber cement, fiberglass, outdoor furniture, cushions and floor coverings, glass and tile. About 300-400 square feet depending on surface type.