6CH-940 Waterway Hot Tub and Spa Filter Replacement Cartridge (2 Pack)

Don’t let your backyard spa turn into something monstrous with dirty, contaminated water. Instead, do yourself and your family a favor by investing regularly in quality replacement filter cartridges for your spa filter pump. Swap out used Filbur FC-0359, Pleatco PWW50P3, and Unicel 6CH-940 filter cartridges and replace with this new one on a regular basis. This particular model has 45 square feet of Reemay filter media to keep your spa water clean and clear, plus this cartridge filter measures 8.25 inches in length with a 6-inch outside diameter and 1.5-inch SAE bottom hole.