{"product_id":"pentair-system-3-inner-cartridge-25021-0223s","title":"Pentair System 3 Inner Cartridge 25021-0223S","description":"\u003cp\u003eRestore the performance of your Sta-Rite System 3 S7M400 filter with this genuine Pentair small centre module. With 136 square feet of filtration surface, this module is engineered to trap fine debris and maintain crystal-clear water. Designed specifically for Sta-Rite S7M400 models, this replacement ensures a secure fit and efficient flow. Whether you're replacing a worn-out cartridge or keeping a spare on hand, the 25021-0223S offers reliable quality and longevity. Please note, this is the small center element only as the larger outer module (264 sq ft) is sold separately under part number 25022-0224S.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 25021-0223S\u003c\/li\u003e\n\u003cli\u003eLength: 11\"\u003c\/li\u003e\n\u003cli\u003eWidth: 11\"\u003c\/li\u003e\n\u003cli\u003eHeight: 31-1\/4\"\u003c\/li\u003e\n\u003cli\u003eWeight: 10 lbs\u003c\/li\u003e\n\u003cli\u003eFilter Area: 136 sq ft\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":44013295599685,"sku":"25021-0223S","price":421.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/1134\/2405\/files\/25021-0200S__58472.1753820023.600.600.jpg?v=1763602115","url":"https:\/\/poolandhottubdepot.myshopify.com\/products\/pentair-system-3-inner-cartridge-25021-0223s","provider":"Pool \u0026 Hot Tub Depot","version":"1.0","type":"link"}