Heavy-duty pond cleaner.breaks down fish waste anddead algae that can cause cloudy water sludge build-up and debris that clogs pumps and filters.the five strains of bacteria in pond-zyme plus digest sludge into harmless minerals and water

Product Details
Sprinkle desired dose evenly around the perimeter.initial dose: using the enclosed spoon add one spoonful of pond-zyme plus for every 100 u.s. gal (380 l) twice a week for two weeks. add 1spoonful for every 200 us gallons every 2 weeks

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