MMC PRO MMC® Pro treats and preventS moss, mould, algae and grime on all hard surfacesPack Size Coverage175m2 - 350m2 depending on dose rateKnapsack Sprayer Rate1L per 4L of water (Strong) or 1L per 9L of water (weak)Covers Up To 350m2 Per ContainerCan be used on all hard surfaces and artificalCan be used all year roundMMC® Pro is the easiest and most effective way to treat and prevent mould, algae and grime on all hard surfaces. There is no need to scrub or pressure wash, just dilute and apply. This product typically works in 2-4 days (depending on weather) and then continues to prevent re-growth for the following weeks & months.As MMC® Pro is made up of a combination of anti bacterial disinfectant it is the perfect product for all hard surface cleaning jobs. It is suitable for use on all exterior hard surfaces including concrete, roofs, patios, wood, tennis courts, glass, plastic and block paving.