Mineral Cartridge + SmartChlor Cartridges Compatible with Frog @Ease in-Line SmartChlor Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas CYA Free, Up to 600 Gallons 1+3 Pack

Specifications

• ✅Compatible with: Mineral Cartridge + SmartChlor Cartridges Compatible with FROG @Ease in-Line SmartChlor Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas.
• ✅COMPATIBILITY: For use only in certain hot tub models up to 600 gallons: Artesian Elite, Artesian Island (optional on Artesian Island Elite and South Seas); Marquis Crown (optional on Marquis Elite, Vector, and Celebrity); Caldera Vacanza; and Hot Spring Hot Spot.
• ✅ 75% LESS *: The In-Line System uses up to 75% less chlo*rine so it’s easier on skin, hair, swimsuits, and your hot tub’s surfaces. Not only is the water wonderfully soft, but it is also odor-free.
• ✅VALUE PACK: Includes 1 Mineral Cartridge that lasts 4 months plus 3 SmartChlor Cartridges, each lasts up to 3-4 weeks depending upon hot tub size and usage; ideal for a 600-gallon hot tub.
• ✅After-sales Guarantee: If you are dissatisfied with the product, just contact us by email, and we will sincerely seek the most satisfactory solution for you. Your satisfaction is our pursuit, to helping you solve the problem is our responsibility.