BioAdvanced 2-in-1 Moss & Algae Killer & Cleaner Ready to Spray-32 oz

Kills Moss, Algae and Lichen wherever it grows Acts like 2 products in one - treats lawns and patios PLUS roofs and buildings Kills within hours, protects for months Won't harm lawns No-odor, non-staining formula 32 oz. Ready-To-Spray treats up to 500 sq. ft. of turf