Now replaced by Once moss killer . A superior product at the same great price !
Wes Chem Moss Buster with fast 4 in 1 action. Kills moss, algae, lichen & fungi.
Moss Buster is rainproof in 180 minutes lasts for 12 months and you can see results in 90 minutes.
Moss buster contains no bleach or acids and is biodegradable.