Frog Serene Spa Bromine Floating System 01-14-3883 Transform hot tub maintenance into effortless bliss with the FROG Serene Floating System, delivering crystal-clear Fresh Mineral Water® with just one cartridge change per month. This innovative floater combines sanitizing minerals and low-level bromine for superior bacteria control and spa hygiene—no daily dosing required. Key Features and Benefits: Pre-filled cartridges last up to 4 months, making water care simple and consistent. Sanitizing minerals destroy bacteria while bromine provides backup protection for ultra-clean water. Creates luxurious Fresh Mineral Water® that's gentler on skin and eyes with softer feel. Floating design works automatically—no plumbing installation or complicated setup. Reduces chemical use by 50% compared to traditional bromine systems for cost savings. Specifications: Product type: Floating bromine/mineral sanitizer system Cartridge life: Approximately 1 month (up to 4 months total per cartridge) Compatibility: Most hot tubs and swim spas up to 600 gallons Function: Continuous low-level sanitization with mineral technology Item number: 01-14-3883 Enjoy serene, worry-free soaks with FROG Serene—the smart way to keep your spa pristine.