JOMaX 326871 Stain Remover, 32 oz, Liquid, Mild

All it takes is one spray and stubborn exterior stains from mold, mildew and algae go away. There's no rinsing or scrubbing needed. Just apply and walk away and let Jomax Spray Once do the work. The bleach-free formula works with wind, rain and moisture over time to remove unwanted stains on fences, siding, roofs, concrete and more. Jomax Spray Once trigger spray is a ready to use, no mixing required, solution that is perfect for spot stains on patio furniture, toys, decks, fences, siding and around the Pool.