{"product_id":"unicelreplacementfiltercartridge75sfastral2507ceterrac8474unfc8474","title":"Unicel Replacement Filter Cartridge 75 sf Astral 2507 Ce Terra | C-8474","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eUnicel C-8474 Replacement Cartridge Filter – 75 Sq Ft (Open Top \u0026amp; Bottom, 3-3\/4\" ID)\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Unicel C-8474 is a premium \u003cstrong\u003e75 sq ft\u003c\/strong\u003e pleated cartridge filter designed for select pool and spa filter canisters that use an\n    \u003cstrong\u003eopen-top \/ open-bottom\u003c\/strong\u003e element with a \u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e inside diameter opening on both ends. Replacing your cartridge\n    on schedule helps maintain strong circulation, steady water clarity, and reduces strain on the pump and heater.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e75 sq ft\u003c\/strong\u003e filtration area for effective debris capture and good flow\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOpen top and open bottom\u003c\/strong\u003e end caps for compatible standpipe-style canisters\u003c\/li\u003e\n    \u003cli\u003eHelps reduce cloudy water and short filter cycles caused by worn or clogged media\u003c\/li\u003e\n    \u003cli\u003eBuilt for repeated cleaning cycles with durable pleated media and a rigid inner core\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e C-8474\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFilter Type:\u003c\/strong\u003e Pleated cartridge\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFiltration Area:\u003c\/strong\u003e 75 sq ft\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 15\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 8-15\/16\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTop End Cap:\u003c\/strong\u003e Open\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTop Inside Diameter:\u003c\/strong\u003e 3-3\/4\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBottom End Cap:\u003c\/strong\u003e Open\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBottom Inside Diameter:\u003c\/strong\u003e 3-3\/4\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePleat Count:\u003c\/strong\u003e 165\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eReplaces \/ Alternate Part Numbers\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePleatco:\u003c\/strong\u003e PAST75\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFilbur:\u003c\/strong\u003e FC-0901\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePressure rises quickly after cleaning or circulation stays weak\u003c\/li\u003e\n    \u003cli\u003ePleats are torn, frayed, or separating from the end caps\u003c\/li\u003e\n    \u003cli\u003eEnd caps are cracked\/warped or the core is collapsing\u003c\/li\u003e\n    \u003cli\u003eWater stays dull\/cloudy even with proper chemistry and routine rinsing\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCleaning \u0026amp; Care Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eRinse the cartridge when pressure increases about \u003cstrong\u003e8–10 PSI\u003c\/strong\u003e above your clean starting pressure.\u003c\/li\u003e\n    \u003cli\u003eSpray between pleats from top to bottom and rotate the cartridge as you clean.\u003c\/li\u003e\n    \u003cli\u003eFor oily buildup, soak in a cartridge cleaner, then rinse thoroughly before reinstalling.\u003c\/li\u003e\n    \u003cli\u003eIf scaling is present, use a scale remover only after oils are removed (cleaner first, then scale treatment if needed).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Unicel%20C-8474\"\u003eUnicel C-8474 (Shop \/ Variants)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Pleatco%20PAST75\"\u003ePleatco PAST75 (Alternate Cartridge)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Filbur%20FC-0901\"\u003eFilbur FC-0901 (Alternate Cartridge)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=cartridge%20filter%20cleaner\"\u003eCartridge Filter Cleaner\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=cartridge%20filter%20cleaning%20wand\"\u003eCartridge Cleaning Wands\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=filter%20tank%20o-ring\"\u003eFilter Tank O-Rings \u0026amp; Gaskets\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eKeeping the cartridge clean protects equipment—restricted flow can overwork pumps and reduce heater performance.\u003c\/li\u003e\n    \u003cli\u003eIf you can, rotate between two cartridges to extend service life (one in use, one drying after cleaning).\u003c\/li\u003e\n    \u003cli\u003eBalanced water chemistry helps prevent premature clogging, scaling, and shortened cartridge life.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Unicel","offers":[{"title":"Default Title","offer_id":52589963346236,"sku":"C-8474","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/unicel-replacement-filter-cartridge-75-sf-astral-2507-ce-terra-c-8474-cartridges-4856035.jpg?v=1770393333","url":"https:\/\/aquapoolsupply.com\/products\/unicelreplacementfiltercartridge75sfastral2507ceterrac8474unfc8474","provider":"Aqua Pool Supply","version":"1.0","type":"link"}