2pcs Spa Swimming Pool Bathtub Replacement Filter Cartridges For Filbur FC-2402 / Watkins 303279 / POOLPURE PLFFC-2402

1. For Filbur FC-2402 / Watkins 303279 / POOLPURE PLFFC-2402 2. Designed for various standard swimming pool and spa filtration systems, replaces standard cartridges of the same size, easy to install and use immediately. 3. Made with high-quality non-woven filter cloth, the unique folded design effectively expands the filtration area. 4. Effectively intercepts sediment, rust, hair, leaves, and small 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 rinse the folds of the filter with a garden water gun to restore its performance; this is 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 cartridges every 2-3 weeks (depending on usage frequency and water quality). 8. Dimensions: length 238mm; outer diameter 133mm