FROG® @ease SmartChlor Cartridge 3-Pack | Floating System Type_Shock Vanishing Act isn't optional —

Vanishing Act isn't optional — it's required

and Unicel's chemical-resistant end caps and solid core keep the cartridge true through repeated cleanings

you need the 812-4900 which we keep in stock

and let it work for 24 hours

FROG® @ease SmartChlor Cartridge 3-Pack | Floating System Type_Shock Vanishing Act isn't optional —The FROG @ease Floating SmartChlor Cartridge (3 Pack) is the multi pack refill for the universal @ease floating sanitizing system the version that drops into your hot tub rather than seating in the filter compartment. Each cartridge is the chlorine generating half of the @ease pair, designed to release a low, steady level of sanitizer using SmartChlor Technology while floating in your spa. For most spa owners, SmartChlor cartridges are the most