Reusable Washable Foam Pool Filter Cartridge Costsaving, reusable design: replacing disposable paper filter cartridges is a regular expense in pool maintenance. This washable foam filter reduces ongoing costs by allowing multiple uses. Long working life: while the initial is slightly higher than a paper cartridge, the foam filter outlasts disposable cartridges by a large margin. Durable and reusable: constructed from durable foam, it can be washed and reused many times without losing filtration performance. Easy maintenance: avoid weekly cartridge changes—simply wash the foam, dry, and reinstall for continued use. Function and material: foam filter cartridge designed for pool filtration, providing reliable filtration through repeated use. Use scenarios Regular pool maintenance: after routine cleaning or backwashing, rinse the foam and reuse, reducing cartridge purchases over the season. usage pools: in pools with frequent use, the reusable foam lowers replacement frequency and total maintenance costs. Seasonal openings and closures: clean, dry, and reinsert the foam for reuse across seasons, minimizing cartridge replacements.