JOMaX 2430585 Stain Remover, 56 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® hose end is the simple way to remove tough stains . Automatically mixes the formula using a convenient hose end adapter. This no scrub, no rinse formula is safe to be used near plants and shrubs.