Thread: Chemicals to clean moss off hut roof

Originally Posted by Harryg

A Copper wire along the ridge line will keep it at bay. For moss on your lawn use Iron Sulphate when its raining

Excellent on timber shingles and tiles but not on a iron roof though, it creates a battery and the iron rusts. Funnily enough an unpainted galvanized iron roof resists moss pretty well as zinc is toxic to it