--- product_id: 806528715 title: "Mineral Cartridge Replacement Compatible with Frog @Ease in-Line Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas CYA Free, for up to 600 Gallons (2 Pack)" brand: "nayoku" price: "€ 80.49" currency: EUR in_stock: true reviews_count: 4 category: "Nayoku" url: https://www.desertcart.hr/products/806528715-mineral-cartridge-replacement-compatible-with-frog-ease-in-line-mineral store_origin: HR region: Croatia --- # CYA-free for crystal-clear water Up to 600 gallons capacity 2-pack for extended use Mineral Cartridge Replacement Compatible with Frog @Ease in-Line Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas CYA Free, for up to 600 Gallons (2 Pack) **Brand:** nayoku **Price:** € 80.49 **Availability:** ✅ In Stock ## Summary > 💎 Elevate your spa game with crystal-clear, low-maintenance luxury! ## Quick Answers - **What is this?** Mineral Cartridge Replacement Compatible with Frog @Ease in-Line Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas CYA Free, for up to 600 Gallons (2 Pack) by nayoku - **How much does it cost?** € 80.49 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/806528715-mineral-cartridge-replacement-compatible-with-frog-ease-in-line-mineral) ## Best For - nayoku enthusiasts ## Why This Product - Trusted nayoku brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Pack Value:** Two cartridges included for continuous spa freshness and fewer replacements. - • **CYA-Free Clarity Boost:** Prevents stabilizer buildup, ensuring sparkling, odor-free spa water every soak. - • **Effortless Compatibility:** Seamlessly fits Marquis, Caldera, Artesian & Hot Springs spas for hassle-free upgrades. - • **Smart Water Conditioning:** Works with Frog @Ease SmartChlor system to maintain perfect pH and sanitizer balance. - • **Long-Lasting Mineral Power:** Each cartridge treats up to 600 gallons, delivering 4 months of soft, balanced water. ## Overview This 2-pack Mineral Cartridge Replacement is designed for Frog @Ease in-line systems compatible with Marquis, Caldera, Artesian, and Hot Springs spas up to 600 gallons. Featuring a CYA-free formula, it prevents stabilizer buildup and maintains soft, odor-free water. Each cartridge lasts up to 4 months, providing long-lasting, easy-to-install water conditioning that works seamlessly with SmartChlor sanitizers for balanced, clear spa water. ## Description Mineral Cartridge Replacement Compatible with FROG @Ease in-Line SmartChlor Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas. Package include:Includes 2 Mineral Cartridge Disclaimer:This is not an OEM Product.This Hot Tub in-Line Replacement Cartridge is a generic item.Any brand names or logos are the registered trademarks of their respective owners.Any use of any brand name or model designation for this product is made solely for purposes of demonstrating compatibility. Review: Reliable CYA-Free Mineral Cartridges for Frog @Ease Spas – Long-Lasting & Easy to Install - Maintaining clean, balanced spa water becomes noticeably easier with this compatible mineral cartridge replacement for the Frog @Ease in-line system. Designed to fit Marquis, Caldera, Artesian, and Hot Springs spas, the cartridges slide into place without fuss and begin working right away. The CYA-free formulation is a major advantage, helping prevent stabilizer buildup that can dull water clarity and complicate sanitizer effectiveness over time. Rated for up to 600 gallons per cartridge, the two-pack provides solid value and extended coverage, making routine maintenance more predictable and less frequent. Performance-wise, the water feels consistently clear and fresh, with reduced chemical odor compared to traditional sanitizer-only setups. The cartridges help stabilize sanitizer demand, which can translate to fewer chemical adjustments week to week. The only minor drawback is that longevity can vary depending on bather load and water conditions, so heavy spa use may shorten the replacement cycle. Even so, for spa owners seeking a dependable, low-maintenance mineral solution that integrates seamlessly with the Frog @Ease system, this two-pack delivers excellent results and convenience worthy of a five-star rating. Review: Easy to use - They work at the should. Recommend replacing every 2 months. Easy to use. Must be combined with the chlorine inline cartridge. ## Features - ✅Compatible with: Mineral Cartridge Replacement 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. - ✅ EFFECTIVE CLEANING: Minerals Cartridges work with SmartChlor (sold separately) a patented, condition the water for softness and help keep p H balanced. Not only is the water wonderfully soft, but it is also odor-free. - ✅VALUE PACK: Includes 2 Mineral Cartridge that lasts 4 months 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0G71K62Z4 | | Best Sellers Rank | #56,105 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #270 in Hot Tub Accessories | | Customer Reviews | 5.0 5.0 out of 5 stars (4) | | Item Weight | 13.4 ounces | | Item model number | Line-Blue-2 | | Manufacturer | Nayoku | | Product Dimensions | 8 x 8 x 8 inches | ## Product Details - **Brand:** Nayoku - **Item Form:** Tablet - **Number of Items:** 2 - **Product Benefits:** Prevents Algae Growth - **Unit Count:** 2.0 Count ## Images ![Mineral Cartridge Replacement Compatible with Frog @Ease in-Line Mineral Cartridge System for Marquis, Caldera, Artesian & Hot Springs Spas CYA Free, for up to 600 Gallons (2 Pack) - Image 1](https://m.media-amazon.com/images/I/519CdnNI45L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Reliable CYA-Free Mineral Cartridges for Frog @Ease Spas – Long-Lasting & Easy to Install *by M***M on February 18, 2026* Maintaining clean, balanced spa water becomes noticeably easier with this compatible mineral cartridge replacement for the Frog @Ease in-line system. Designed to fit Marquis, Caldera, Artesian, and Hot Springs spas, the cartridges slide into place without fuss and begin working right away. The CYA-free formulation is a major advantage, helping prevent stabilizer buildup that can dull water clarity and complicate sanitizer effectiveness over time. Rated for up to 600 gallons per cartridge, the two-pack provides solid value and extended coverage, making routine maintenance more predictable and less frequent. Performance-wise, the water feels consistently clear and fresh, with reduced chemical odor compared to traditional sanitizer-only setups. The cartridges help stabilize sanitizer demand, which can translate to fewer chemical adjustments week to week. The only minor drawback is that longevity can vary depending on bather load and water conditions, so heavy spa use may shorten the replacement cycle. Even so, for spa owners seeking a dependable, low-maintenance mineral solution that integrates seamlessly with the Frog @Ease system, this two-pack delivers excellent results and convenience worthy of a five-star rating. ### ⭐⭐⭐⭐⭐ Easy to use *by R***. on February 10, 2026* They work at the should. Recommend replacing every 2 months. Easy to use. Must be combined with the chlorine inline cartridge. ### ⭐⭐⭐⭐⭐ It works as it should *by D***E on January 16, 2026* These work great and just as they should, should put a new one in every 4 months or so. Combine with Inline Chlorine cartridge. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/806528715-mineral-cartridge-replacement-compatible-with-frog-ease-in-line-mineral](https://www.desertcart.hr/products/806528715-mineral-cartridge-replacement-compatible-with-frog-ease-in-line-mineral) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-06-06*