2pcs Spa Swimming Pool Bathtub Replacement Filter Cartridges FC-2375 / C-4326 / PRB25

1. Suitable for FC-2375 / C-4326 / PRB25 2. Designed for various standard swimming pool and spa filtration systems, it replaces standard filter cartridges of the same size. Easy installation, ready to use immediately. 3. Made with high-quality non-woven filter cloth; its unique folded design effectively expands the filtration area. 4. Effectively intercepts sediment, rust, hair, leaves, and tiny suspended particles in the water, keeping the water clear and transparent. 5. The filter cartridge features high-strength injection-molded end caps and a robust central frame, providing strong pressure resistance and maintaining structural stability even under high water pressure, preventing deformation and extending service life. 6. Regularly flushing the folds with a garden hose restores filtration performance; economical and environmentally friendly. 7. Each set contains 2 filter cartridges. To ensure filtration effectiveness and water quality, it is recommended to clean or replace the filter cartridges every 2-3 weeks (depending on usage frequency and water quality). 8. Dimensions: length 335mm; outer diameter 125mm; inner diameter 55mm