{"product_id":"hayward-flex-air-relief-assembly-dex2400cr-for-pro-grid-vertical-d-e-filters-de2420-de7220-direct-fit-restores-venting","title":"Hayward Flex Air Relief Assembly DEX2400CR for Pro Grid Vertical D.E. Filters DE2420–DE7220 — Direct-Fit, Restores Venting","description":"\u003cp\u003e\u003cstrong\u003eThe Hayward DEX2400CR is a direct-fit flex air relief assembly replacement engineered to restore reliable venting for Pro Grid vertical D.E. filter models DE2420 through DE7220.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen a worn or damaged air relief assembly prevents proper bleeding of trapped air, filter efficiency drops and pump strain increases. This DEX2400CR replacement part matches the original Hayward design, offering a straightforward swap to regain consistent air relief on compatible Pro Grid vertical D.E. filters. It weighs 3.8 pounds and is shaped to align with the mounting points and plumbing of DE2420, DE3620, DE4820, DE6020, and DE7220 housings.\u003c\/p\u003e\n\n\u003ch3\u003eHow will replacing the air relief assembly improve my D.E. filter’s performance?\u003c\/h3\u003e\n\n\u003cp\u003eReplacing a faulty air relief assembly helps maintain steady water flow and prevents air lock that reduces filtration effectiveness. With a properly functioning vent, your filter can purge accumulated air pockets that cause surges, cavitation, or noisy operation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRestores controlled venting to keep pump suction consistent\u003c\/li\u003e\n  \u003cli\u003eReduces risk of air-related pressure spikes during backwash or startup\u003c\/li\u003e\n  \u003cli\u003eHelps maintain intended filter throughput and filtration quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this DEX2400CR part compatible with my Hayward Pro Grid vertical D.E. filter?\u003c\/h3\u003e\n\n\u003cp\u003eThe DEX2400CR was made specifically to fit Pro Grid vertical D.E. filter models DE2420, DE3620, DE4820, DE6020, and DE7220. It matches the original assembly’s dimensions and connection style so you won’t need custom adapters for those housings.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDesigned for Hayward Pro Grid DE2420–DE7220 vertical models\u003c\/li\u003e\n  \u003cli\u003eNo modification required for the listed housings\u003c\/li\u003e\n  \u003cli\u003ePackaged as a single replacement assembly ready for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and maintenance?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is a simple replacement procedure using basic hand tools and following the filter manufacturer’s service steps. Routine checks of the air relief assembly for wear or debris will keep it operating correctly and extend service life.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTypically requires removing the old assembly and fastening the DEX2400CR in its place\u003c\/li\u003e\n  \u003cli\u003eInspect sealing surfaces and O-rings; replace seals if brittle or damaged\u003c\/li\u003e\n  \u003cli\u003ePeriodically check for smooth venting and clear any trapped debris\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this part affect overall system safety or warranty?\u003c\/h3\u003e\n\n\u003cp\u003eUsing a correct, brand-compatible replacement like the DEX2400CR helps preserve the intended safety features of your filtration system by ensuring proper venting. Confirm any warranty details with Hayward or your equipment supplier; installing the recommended replacement typically aligns with maintaining safe, functional gear.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRestores the original venting design to maintain safe operation\u003c\/li\u003e\n  \u003cli\u003eInstallation by a qualified technician helps protect equipment warranties\u003c\/li\u003e\n  \u003cli\u003eCompatible parts reduce risk of improper fit or system damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Pool service professionals, maintenance technicians, and informed pool owners who operate Hayward Pro Grid vertical D.E. filters DE2420 through DE7220 and need a reliable replacement vent assembly. Choose the DEX2400CR when you want a direct-fit Hayward replacement to quickly restore proper air relief and return the filter to efficient, stable operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the DEX2400CR fit DE4820 filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The DEX2400CR is compatible with Pro Grid vertical D.E. models DE2420, DE3620, DE4820, DE6020, and DE7220.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How heavy is the replacement air relief assembly?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The DEX2400CR replacement assembly weighs approximately 3.8 pounds.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":56832272826708,"sku":"B002NJMFQS","price":51.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/hayward-dex2400cr-front-assembly.jpg?v=1787026044","url":"https:\/\/gardenluxe.co.uk\/products\/hayward-flex-air-relief-assembly-dex2400cr-for-pro-grid-vertical-d-e-filters-de2420-de7220-direct-fit-restores-venting","provider":"Gardenluxe Uk","version":"1.0","type":"link"}