We do it right the first time. Tired of seeing and looking at your mossy roof Call A+ Pressure and Soft Wash we can help.Installing copper strips will give you more coverage than zinc, which means you'll kill more roof moss. Copper Strips can be used to kill moss, algae and lichen which grow on roofs, the copper is a natural fungicide used to prevent moss growth. The copper strip is fixed to the ridge of the roof area which allows the copper substance to flow down the roof area.when it rains