Spa FROG Serene Mineral Cartridge

The Spa FROG Serene Mineral Cartridge offers a precise mineral balance to maintain clean, clear spa water. Designed for easy use, it simplifies water care by reducing the need for harsh chemicals while controlling bacteria and algae effectively. Compatible with Serene systems, this cartridge ensures a consistent, comfortable spa experience with minimal maintenance. Ideal for spa owners seeking expert-level water quality without hassle.