![Caldera - Spa Frog Mineral Cartridge Caldera - Spa Frog Mineral Cartridge](https://cdn11.bigcommerce.com/s-50o59f71t9/images/stencil/300x300/products/207/953/Caldera-Frog-Mineral-1__40164.1642286666.jpg?c=1)
Frog Bromine Cartridge Features:
- Spa Frog Mineral Sanitizers are the only mineral systems for spas that work with low levels of bromine for the highest water quality.
- Mineral and bromine spa care.
- Bromine Cartridges work in the frog floating and in-line systems.
- Cuts maintenance time.
- Water feels softer with a crystal clear shine.
- Using less bromine helps reduce odors.
- Bromine cartridges last between 3-5 weeks depending on volume of water, number of bathers and usage.