{"product_id":"hydropool-serenity-50-sqft-filter-w-brominator-4520038","title":"Hydropool Serenity 50 SQFT Filter with Built In Bromine Dispenser","description":"\u003cp\u003eReplacement Filter with built in bromine dispenser for Hydropool Serenity Hot Tub Models (4520038)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"displayName field-display-name\"\u003e9 7\/32\" Long with 5 7\/8\" Diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hydropool","offers":[{"title":"Default Title","offer_id":46235886944513,"sku":"","price":42.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/2330\/2401\/files\/Screenshot2026-06-09164957.png?v=1781049068","url":"https:\/\/shopsouthwestspas.com\/products\/hydropool-serenity-50-sqft-filter-w-brominator-4520038","provider":"Shop Southwest Spas","version":"1.0","type":"link"}