FROG Pac 540C Replacement Chlorine Cartridge for Use with Pool FROG XL Pro Cycler - Prefilled for Easy & Convenient Pool Sanitizing & Water Care - 3 Pack

Keep your swimming pool in great condition and ready for use with Pool FROG Pac 540C. The Pool FROG Pac 540C chlorine cartridge is expertly designed for seamless integration in the Pool FROG XL PRO System with the Pool FROG Mineral Reservoir 40K (sold separately). This advanced pool cartridge ensures optimal pool maintenance by dispensing the precise amount of chlorine needed to keep your water clean and clear. Experience hassle-free cartridge replacement with each Pac that's prefilled with 6.16 lbs of Trichlor, eliminating the need to measure or handle chlorine manually. Enhance your pool’s water quality while reducing chlorine usage up to 50%*, thanks to FROG’s innovative technology. This dual-action system of minerals and chlorine not only maintains crystal-clear water but also makes it easier on your skin, swimsuits and pool surfaces. The Pool FROG Pac 540C operates automatically in one Cycler while the Mineral Reservoir 40K (sold separately) operates in the other Cycler, providing continuous sanitization without the guesswork, mess, or stress associated with traditional chlorine floater methods. Crafted for durability and ease of use, this pool sanitizing cartridge ensures longer-lasting performance and fewer maintenance visits. For more than 25 years, FROG has sanitized pools, hot tubs and swim spas with its innovative, patented Mineral Technology that makes water care easier. FROG's prefilled cartridges mean no mess, no guess and no stress water care for your pools, hot tubs and swim spas. Each FROG product helps make your water cleaner, clearer, softer and easier. No matter what size pool, hot tub or swim spa you have, FROG has a solution for it. *Compared to the minimum EPA recommended chlorine level of 1.0 ppm for a stabilized swimming pool.