The fiber ball filter series features a steel cylindrical tank and uses pressure filtration with fiber balls as the filtering media. This product offers high filtration speed, large processing capacity, effective treatment, and a small footprint. It is suitable for direct filtration of wastewater after biological treatment in various industries, wastewater reuse, advanced treatment, pretreatment, industrial water supply, and swimming pool water recycling. The structure includes the tank body, water distribution system, water collection system, modified fiber ball filter media, and stirring mechanism.