A backyard pool or hot tub can add an element of luxury to your home and offer a private place to relax away from the stressful things in life. But pulling off the cover and seeing dirty water can quickly turn your calm headspace into another headache. Avoid all the hard parts of owning a backyard spa by replacing your filter with a Replacement Pool Filter Cartridge from Unicel. Offering a longer life than most replacement filter cartridges, the filters are built to last using a durable filter media from Reemay, constructed of high-density polyester that has been spunbound to with less wasted filtering area. With a quality construction and tight seals around each of the 174 pleats, this filter cartridge allows for more clean and clear water to pass through, thanks to sharp and rigid pleat fold around the entirety of its 8.9-inch diameter body. The tough urethane end caps assure durability throughout the lifetime of the cartridge, helping it stand up to any sort of debris that works its way into the filter. Plunge into your pool not your pockets by choosing the high-quality filter accessories from for the long-term filtering of your backyard oasis.