Clear up green or cloudy water caused by gravel and other floating particles in your freshwater aquarium quickly and safely with API ACCU-CLEAR Freshwater Aquarium Water Clarifier. This liquid clarifier combines tiny particles together to form larger clumps so they can settle at the bottom or be removed by your aquarium filter. API ACCU-CLEAR Water Clarifier quickly eliminates cloudy aquarium water caused by floating particles; water will clear within several hours once it is dosed. If cloudiness persists, another dose can be applied after twenty-four hours. Doses can also be administered weekly as part of your routine maintenance. API ACCU-CLEAR Water Clarifier also improves the overall efficiency of your aquarium filter. With API aquarium products, itàeasy to keep a beautiful saltwater, freshwater or reef aquarium. For almost 60 years API has developed premium solutions with proven and effective results for your family and ours. API offers a range of testing kits, water conditioners, and nutritionally superior food, because we¥ dedicated to making a better underwater world. They work to provide a safe, hospitable environment for fish such as tropical community fish, cichlids, goldfish and more. At API, we understand the rewards and relaxation of fishkeeping because we have a passion for fish too.