Wet and Forget 800003 Wet And Forget Moss Mold Mildew & Algae Stain Remover

Concentrate outdoor cleaner removes stains caused by moss, mold, mildew, and algae with no scrubbing or rinsing, just wet it and forget it for hard, sealed non-porous surface including driveway, patio, roof, siding, deck, vinyl, wood, sealed concrete, canvas, aluminum, and upholstery Dilute 1 part Outdoor to 5 parts water, apply with a garden sprayer generously to a dry, debris-free surface in mild climate, do not rinse or apply when rain is expected 4-5 hours after application; unused solution can be stored in sprayer for next use Cleans over time with the wind and rain, green stains clean up within 1-2 weeks, black stains or heavy, stubborn stains can take several months, long-established stains may take 6-12 months; surfaces can stay clean up to 1 year or longer It is bleach free and non-acidic; spray 100 feet away from lakes, ponds, rivers, and streams and flush plants with water before and after application One bottle treats 375 - 1,125 square feet, heavy stained and porous surfaces will absorb more product