Keep your pool water crystal clear with the Bestway Filter Cartridge III. This replacement cartridge is designed to fit Bestway 1000, 1500, and 2000 gal p/h filter pumps, ensuring efficient filtration. Features: * Effective filtration for clean and hygienic pool water. * Designed for Bestway filter pumps (1000, 1500, 2000 gal p/h). * Easy to replace for continuous pool maintenance. This cartridge is essential for maintaining the optimal performance of your Bestway filter pump. Its dimensions are 4.2" x 8", making it a perfect fit for compatible models. Ensure your pool remains a refreshing oasis all season long. Summary: Bestway Filter Cartridge III, replacement cartridge, filter pump, pool maintenance, 4.2" x 8", 1000 gal p/h, 1500 gal p/h, 2000 gal p/h, pool accessories.