Spa Frog Serene Complete Floating System Spa Shock Treatments Replace mineral cartridge every 4

Replace mineral cartridge every 4 months

Fill Spa with fresh water and bring spa to recommended temperature

Destroys organic contaminants

SmartChlor lasts 3-4 weeks

Protecting new pool surfaces from stains

Spa Frog Serene Complete Floating System Spa Shock Treatments Replace mineral cartridge every 4Spa Frog Complete Floating System Description Frog's Complete Floating System provides spa and hot tub owners with a way to drastically reduce routine maintenance, while keep your system running at peak efficiency. Complete Floating System combines the power of bromine and minerals in self contained replaceable cartridges, making the days of carefully measuring out chemicals a thing of the past. Both cartridges ensure your system is free of bacteria,