{"product_id":"frog-serene-bromine-cartridge","title":"FROG Serene Bromine Cartridge","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eFROG® Serene Bromine Cartridge refill for use in either the FROG® Serene Floating System, or for users of the FROG® Serene Inline System which is factory-installed in the spa. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Essentials","offers":[{"title":"Default Title","offer_id":42561562443872,"sku":"2535","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/3221\/4624\/files\/Screenshot2026-02-05at3.03.55PM.png?v=1774460036","url":"https:\/\/spasunlimited.myshopify.com\/products\/frog-serene-bromine-cartridge","provider":"Spas Unlimited Online","version":"1.0","type":"link"}