10 x 100g sachets treats over 1200 gallons every week for 12 weeks. Promotes clear water Reduces pond sludge Contains naturally occuring microbes Contains natural zeolite Blanketban could not be easier to use, simply drop the pre measured dose into the pond and within a couple of minutes the water soluble bag will dissolve to release the active ingredients into the pond. Each sachet will provide an unbeatable treatment to 1200 gallons of pond water. The top sachet containing the blue particles is a booster dose containing higher concentrations of microbes and is used to start tretments and can be used as a periodic booster dose when starting a new course. Initial Dose: Simply add the top sachet containing the blue particles. For ponds over 1200 gallons add an additional sachet per 1200 gallons. Maintenance Dose: Simply add one sachet per week for ponds. For pond over 1200 gallons add an additional sachet per 1200 gallons. Blanketban is a unique powerful blend of microbes especially formulated to keep ponds free from blanketweed. It will also keep the water clear of algea causing green water. Blanketban only contains harmless naturally occurring microbes on a water soluble carrier to provide a simple and clean solution to blanketweed and green water problems. Blanketweed and green water are caused by algea growing on excess nutrients especailly phosphate and nitrate in the pond water. Blanketban contains a special blend of microbes that rapidly remove the phosphate and other excess nutrients from the water, preventing the blanketweed and other algea from growing.