Description Description Replace filters-get purer water in your swimming pool or hot spring. Compatible with these alternative filter cartridges PLEATCO PWW50L, UNICE 4CH-949, Filbur FC-0172.Check the other alternative cartridge filter names below Can help extend the life of the filter and protect your swimming pool or spa Filter products are designed to be long-lasting and easy to clean, so you can keep your swimming pool and spa pool clear and safe for you and your family.Our high-quality filter materials make your water clearer and easier to clean For maximum efficiency, clean the ink cartridge once a week and replace it once a month or earlier Product parameters Product size: 378*125mm Compatible models: PLEATCO PWW50L, UNICE 4CH-949, Filbur FC-0172 Material: Polyester mesh Use: Suitable for hot tubs, spas, childrens swimming pools, etc. Operation instructions Packing list SPA jacuzzi filter element*1 Precautions