FROG Mineral Cartridge - For @ease Smartchlor and Serene In-Line Systems Caldera cold plunge filter Silk Balance Gems dissolve in

Silk Balance Gems dissolve in less than 20 seconds when placed in the filter compartment or jet stream

but we can order it for you from Hot Spring

The Tylö Brilliant Sauna Bucket is constructed from anodized aluminum with a birch/aspen wood handle for longevity and strength

Matches interior hot tub colors: Azurite & Sterling

Frog TArget™ Total Alkalinity Increaser is compatible with all spa water sanitization systems including: silver ion/granulated chlorine systems

FROG Mineral Cartridge - For @ease Smartchlor and Serene In-Line Systems Caldera cold plunge filter Silk Balance Gems dissolve inThe FROG Mineral Cartridge is the blue cartridge that is used in both FROG @Ease SmartChlor (Chlorine) and Serene (Bromine) In Line Systems. The FROG blue Mineral Cartridge is replaced every 4 months. The FROG system will not work correctly if the blue mineral cartridge is more than 4 months old. For use in: FROG @ease SmartChlor in line system FROG Serene (Bromine) in line system Please Note: FROG makes blue mineral cartridges that say @ease and