LILLY MILLER - Lilly Miller Moss Out Moss Killer Concentrate 27 oz [100503874]

On outdoor structures, damaging moss can grow in nearly any location where dampness persists. Controlling structural moss may add years of service to roofs, decks and walks. Liquid concentrate moss out spray kills moss and algae within hour on patios, driveways, sidewalks and roofs, yet it won't stain bricks, concrete or asphalt.