The SPA FROG® Bromine Cartridge In-Line System offers water care that is built into the hot tub with no touching or measuring chemicals. The long lasting replacement cartridge provide "set it and forget it" convenience for weeks at a time. No need to add a shock before and after use - once a week is sufficient. Let FROG® do the work for you while you relax and enjoy your hot tub.
How It Works
The SPA FROG® Bromine Cartridge In-Line System is part of the hot tub's plumbing, with an easily distinguishable and convenient cap for top loading of the bromine cartridges. A simple twist and the cartridge basket is removed from the hot tub for quick and easy cartridge replacement. The entire process takes less than a minute The minerals last a full four months set wide open, while the bromine usually lasts around three weeks with adjustable settings to meet each hot tub’s needs.