Safer® Brand Moss Killer and Algae Killer and Surface Cleaner is made from naturally occurring, biodegradable fatty acids. This water-based product is non-corrosive to metals, contains no zinc or iron, and is non-staining on most surfaces. Moss Killer and Algae and Surface Cleaner is Organic Materials Review Institute listed and naturally removes unsightly moss, algae, and grime from your deck, siding, walkways, and more.

This moss killer and algae killer comes in a convenient, ready-to-use spray formula. No mixing necessary. Make your deck look brand new again with Safer® Brand's moss killer, algae killer and surface cleaner.