DescriptionUse this Spa Frog Mineral Cartridge with the Spa Frog Bromine Cartridge in either the in-line Spa System as used in the Marquis Spa range of hot tubs or the Floating Spa System.When the Mineral Cartridge is used as directed, you can reduce bromine levels up to 50% to 80% while maintaining odour free, crystal clear water easily and effectively.Cartridges are easily adjusted to meet the sanitising needs of any size Hot Tub or Spa. Replace the mineral cartridge every 4 months when you drain and refill your spa.
