Experience crystal clear water in your spa with the DL79 Hot Tub/Spa Filter Cartridge Pack of 2. Efficacy meets convenience in these reliable filter cartridges, ensuring top-notch filtration to remove impurities. Each pack comes with two cartridges - doubling the span of clean, hygienic water. The cartridges are easy to install, maintain and replace, making your spa maintenance stress-free. Optimize the performance of your hot tub or spa with DL79 Filter Cartridges and relish in the purity they promise. The key to prolonging your spa experience is just a click away. DL79 - Cleaner water, Better relaxation!