Enhance the clarity and health of your pond with the Waterco Multi Cyclone 12 PLUS Solids Remover Pond Filter, specifically designed for Koi ponds. An effective pre-filter system, it is engineered to tackle ammonia, nitrite, and nitrate, ensuring your aquatic environment is clean and safe for your fish and plants.This unit comes with all water types in mind, providing a universal solution for filtration needs. It includes a full set of instructions and a guarantee, with a slight damage to the original unopened box. The filter system is a single-unit purchase, with no best offer available. Embrace a clearer, healthier pond with this reliable filtration solution.