General description These 2pcs Swimming Pool Filters are designed as Type III/A Replacement Filter Cartridges, specifically suitable for Bestway pools and spas. They are compatible with Flow Clear filter pumps, ensuring optimal performance and cleanliness for your swimming pool or spa. Technical specifications Type: III/A Depth: 10.7 cm (4.2 in) Width: 10.7 cm (4.2 in) Height: 20.3 cm (8 in) Weight: 119 g (4.2 oz) Filter Type: Cartridge Usage It is recommended to replace the cartridge every two weeks to maintain optimal filtration and water clarity.