FROG @Ease Mineral Cartridge + SmartChlor Cartridges for Marquis, Caldera, Artesian & Hot Springs Spas - Hot Tub Sanitizer, CYA Free, for up to 600

• For use only in certain hot tub models: 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.
• Includes 1 Mineral Cartridge that lasts 4 months plus 3 FROG @ease SmartChlor Cartridges, each lasts up to 3-4 weeks depending upon hot tub size and usage; ideal for 600 gallon hot tub.
• Eliminates organic contaminants 2 ways with a low level of chlorine and FROG Sanitizing Minerals.
• Uses up to 75% less chlorine* and maintains a consistent low Free Chlorine level.
• FROG Sanitizing Minerals condition the water for softness, help keep pH balanced, and absorb acids, all while helping eliminates organic contaminants and taking the pressure off of chlorine.

Specifications

• Item Form: Granular
• Product Benefits: Controls Algae, Maintains Clean Sanitized Water, Protects Against Skin Irritation
• Number of Packs: 4
• Number of Items: 4
• Unit Count: 1 Count