Filter for Type A or C: High - 203mm - Outer Diameter: 103mm - Inner Diameter: 52mm Suitable for Intex size A or C filters. Please confirm the pump model before purchasing. Powerful Filtration: Innovative "Dirt-Locking" technology ensures filtration quality and limited water consumption. The fabric captures much more impurities than normal fabrics. This filter effectively removes hair, leaves, dust, sediment, sand, etc. High Quality: The opening is injection molded, with high strength, thickening of the filter membrane and greater absorption capacity. The filter element is mounted in the filter pump and captures dirt when switching the system, helps remove dirt and bacteria and ensures clean and fresh water. Replacement or cleaning: Easy to install and the cartridges can be easily cleaned and reused due to their high-quality material blend. It is recommended to replace the filter element every two weeks in summer to keep the water clean. 100% superior service: If you have any problems