Maintain sparkling clean and beautifully clear water with the unicel replacement filter. Made with spunbonded, 100% polyester material, this unicel filter is durable and effective in capturing the smallest of debris. With replacement cartridges available in a variety of sizes and built to oem specifications, you’re sure to get a reliable cartridge that fits your filter perfectly. Use this replacement filter to replace your worn or damaged cartridge or as a back up to maximize the time between filter changes. Easy to install, the unicel replacement filter delivers oem quality performance at a great price.