Spa Frog Bromine Cartridge
Control your spa’s bromine levels and make sure your water is clear with the Spa Frog Bromine Cartridge.
For use in the FROG Serene Floating and In-Line Systems or as a stand-alone floater. Adjustable to meet the needs of each spa. Lasts on average 2-4 weeks. Simply discard or recycle and replace.