Spa Frog® Mineral Cartridge for Caldera Spas 12pk
12- Mineral Cartridges
- Spa Frog Mineral Sanitizers are the only mineral systems for spas that work with low levels of bromine for the highest water quality.
- Mineral spa care.
- Cartridges work in the frog floating and in-line systems.
- Cuts bromine use up to 50%.
- Cuts maintenance time.
- Water feels softer with a crystal clear shine.
- Mineral cartridges last for a full 4 months before needing to be replaced.