{"product_id":"nayoku-hot-tub-in-line-replacement-cartridges-frog-ease-compatible-4-pack-up-to-600-gal-cya-free","title":"Nayoku Hot Tub In-Line Replacement Cartridges – Frog @Ease Compatible 4-Pack (Up to 600 gal, CYA Free)","description":"\u003ch2\u003eEffortless spa water care with Nayoku\u003c\/h2\u003e\u003cp\u003eMeet a practical solution designed to keep your hot tub water comfortable, clean, and easy to maintain. Nayoku in-line replacement cartridges are crafted to work with Frog in-line mineral systems in compatible spa models, offering a reliable way to support soft water and simpler upkeep. This 4-pack is tailored for spas up to 600 gallons, aligning with popular brands like Marquis, Caldera, Artesian, and Hot Springs when used with the right line.\u003c\/p\u003e\u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ Compatible with Frog in-line mineral cartridge systems for Marquis, Caldera and Hot Springs spas\u003c\/li\u003e\n\u003cli\u003e✅ Uses up to 75% less water, helping reduce wear on skin, hair, swimsuits, and tub surfaces\u003c\/li\u003e\n\u003cli\u003e✅ Soft water feel can enhance the overall spa experience and make showers and soaks more comfortable\u003c\/li\u003e\n\u003cli\u003e✅ Each cartridge lasts approximately 3–4 weeks depending on spa size and usage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat you get and how to use it\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ Includes 4 cartridges in the package\u003c\/li\u003e\n\u003cli\u003e✅ Not an OEM product; designed for compatibility demonstration across supported models\u003c\/li\u003e\n\u003cli\u003e✅ Simple replacement process that fits the specified 600 gallon category\u003c\/li\u003e\n\u003cli\u003e✅ Customer support available if you need help with compatibility or setup\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUsage tips: store cartridges away from direct sunlight, replace on the schedule that fits your spa activity, and recycle old cartridges where local guidelines permit. While designed for compatibility, always double-check your spa model to ensure the cartridge is a good match for your in-line mineral system.\u003c\/p\u003e\u003cp\u003eNotes on compatibility: this is a generic inert item and is not affiliated with the original manufacturers. Brand names are mentioned only to illustrate compatibility and should be used for reference purposes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this cartridge compatible with my spa model?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with select models up to 600 gallons, including Artesian Elite Island and Hot Springs spas. Check your model against the compatibility list.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each cartridge last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically 3 to 4 weeks per cartridge, depending on spa size and usage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Nayoku","offers":[{"title":"Default Title","offer_id":43982273118342,"sku":"B0GHRXWJTN","price":60.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/1602\/5478\/files\/nayoku-hot-tub-inline-cartridge-pack-4.jpg?v=1778749823","url":"https:\/\/patiozora.com\/products\/nayoku-hot-tub-in-line-replacement-cartridges-frog-ease-compatible-4-pack-up-to-600-gal-cya-free","provider":"PatioZora","version":"1.0","type":"link"}