FROG Serene Replacement Mineral and Bromine Cartridge Kit for use with Hot Tub FROG Serene Floating Sanitizing System - Prefilled for Quick & Easy Hot Tub Maintenance - 3 Month Bundle White/Black One dog system with 1/2

One dog system with 1/2 mile range

striking the perfect balance between power and precision

Made In The Usa

is headquartered in Valencia

FROG Serene Replacement Mineral and Bromine Cartridge Kit for use with Hot Tub FROG Serene Floating Sanitizing System - Prefilled for Quick & Easy Hot Tub Maintenance - 3 Month Bundle White/Black One dog system with 1/2Brand: FROG Color: White Features: Cartridges for Hot Tub Maintenance: FROG Serene Mineral and Bromine Replacement Cartridges are designed for FROG Serene Floating System; includes one replacement mineral cartridge and three replacement bromine cartridges Innovative Technology for Clean Water: FROG Serene combines our patented mineral formula with a low level of bromine to create clean, silky soft Fresh Mineral Water in your hot tub Long Lasting