{"product_id":"haywardfilterclampassemblydex2421jkithppdex2421jkit","title":"Hayward Filter Clamp Assembly | DEX2421JKIT","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003eHayward DEX2421JKIT Clamp System Kit (Clamp, Seal, Hardware \u0026amp; Labels) for SwimClear® \u0026amp; Pro-Grid® Filters\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Hayward \u003cstrong\u003eDEX2421JKIT\u003c\/strong\u003e is an OEM \u003cstrong\u003etank clamp system kit\u003c\/strong\u003e used to secure the upper and lower tank halves\n    on select Hayward filters. This kit restores a tight, even clamping force around the tank seam and includes the key sealing and hardware\n    components needed for a reliable, leak-resistant connection.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFits \/ Compatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eHayward \u003cstrong\u003eSwimClear\u003c\/strong\u003e cartridge filters: \u003cstrong\u003eC2030\u003c\/strong\u003e, \u003cstrong\u003eC3030\u003c\/strong\u003e, \u003cstrong\u003eC4030\u003c\/strong\u003e, \u003cstrong\u003eC5030\u003c\/strong\u003e, \u003cstrong\u003eC7030\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eHayward \u003cstrong\u003ePro-Grid\u003c\/strong\u003e vertical grid D.E. filters: \u003cstrong\u003eDE2420\u003c\/strong\u003e, \u003cstrong\u003eDE3620\u003c\/strong\u003e, \u003cstrong\u003eDE4820\u003c\/strong\u003e, \u003cstrong\u003eDE6020\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eHayward \u003cstrong\u003eDEP 500\u003c\/strong\u003e series: \u003cstrong\u003eDEP60\u003c\/strong\u003e, \u003cstrong\u003eDEP80\u003c\/strong\u003e, \u003cstrong\u003eDEP100\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCommonly referenced for \u003cstrong\u003enewer style\u003c\/strong\u003e clamp systems (often listed for units manufactured after certain model-year revisions—verify by parts diagram)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003cstrong\u003eClamp ring\u003c\/strong\u003e\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal-reinforced tank seal\u003c\/strong\u003e (tank O-ring\/seal)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClamp nut \u0026amp; bolt\u003c\/strong\u003e \/ tightening hardware\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLabels\u003c\/strong\u003e (kit labeling)\u003c\/li\u003e\n    \u003cli\u003eHang tag \/ kit documentation (as supplied)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon Reasons to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eClamp ring is cracked, stretched, rusted, or won’t tighten evenly\u003c\/li\u003e\n    \u003cli\u003ePersistent leaking at the tank seam due to a worn or damaged seal\u003c\/li\u003e\n    \u003cli\u003eFilter was opened for service and the seal no longer reseats reliably\u003c\/li\u003e\n    \u003cli\u003ePreventive refresh on an older filter to improve safety and sealing\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecs (Quick Reference)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePart Number: \u003cstrong\u003eDEX2421JKIT\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePart Type: \u003cstrong\u003eFilter Parts\u003c\/strong\u003e (Clamp System Kit)\u003c\/li\u003e\n    \u003cli\u003ePool Type: \u003cstrong\u003eIn-Ground\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGTIN\/UPC: \u003cstrong\u003e610377105972\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eApprox. Shipping Weight: \u003cstrong\u003e10 lb\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eApprox. Shipping Dimensions: \u003cstrong\u003e2.5\" x 22\" x 24\"\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eReplacement Part Warranty: \u003cstrong\u003e6 months (parts only)\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShut off the pump\u003c\/strong\u003e and fully relieve filter pressure at the air relief before loosening the clamp.\u003c\/li\u003e\n    \u003cli\u003eClean the tank flange and sealing surfaces thoroughly—grit and old debris are common causes of seam leaks.\u003c\/li\u003e\n    \u003cli\u003eSeat the metal-reinforced seal evenly and tighten the clamp uniformly per the filter’s instructions.\u003c\/li\u003e\n    \u003cli\u003eAfter restart, bleed air until a steady stream of water flows, then inspect the seam for seepage.\u003c\/li\u003e\n    \u003cli\u003eNever attempt to tighten or remove a clamp while the filter is under pressure.\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=DEX2421JKIT\"\u003eHayward DEX2421JKIT (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=DE2420%20parts\"\u003eHayward Pro-Grid DE2420 Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=DE4820%20parts\"\u003eHayward Pro-Grid DE4820 Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=DE6020%20parts\"\u003eHayward Pro-Grid DE6020 Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=C5030%20parts\"\u003eHayward SwimClear C5030 Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=DEP100%20parts\"\u003eHayward DEP100 Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=silicone%20pool%20lube\"\u003eSilicone O-Ring \u0026amp; Gasket Lubricant (search)\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eInspect the clamp and seal every time you open the filter—replace any seal that is flattened, nicked, or stiff.\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate the tank seal with silicone-based pool lubricant to reduce pinching and improve resealing.\u003c\/li\u003e\n    \u003cli\u003eKeep the clamp band and tank flange clean; debris under the seal is a common cause of seam leaks.\u003c\/li\u003e\n    \u003cli\u003eIf the seam seeps after service, depressurize, re-seat the seal evenly, and retighten the clamp uniformly (don’t overtighten).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":46797878624431,"sku":"DEX2421JKIT","price":398.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/hayward-filter-clamp-assembly-dex2421jkit-pool-filter-parts-7835381.jpg?v=1777068628","url":"https:\/\/freshized.com\/products\/haywardfilterclampassemblydex2421jkithppdex2421jkit","provider":"Freshized","version":"1.0","type":"link"}