{"product_id":"appliafit-spider-gasket-for-astral-1-5-multiport-valves-3-pack-chemical-resistant-elastomer","title":"AppliaFit Spider Gasket for Astral 1.5\" Multiport Valves - 3-Pack, Chemical-Resistant Elastomer","description":"\u003cp\u003e\u003cstrong\u003eAppliaFit Spider Gasket 3-pack replaces worn Astral 19028-0204 spider seals for 1.5\" multiport pool valves, restoring reliable valve function and leak control.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Astral multiport valve is sticky, leaking, or hard to turn, swapping the spider gasket often fixes the issue without replacing the entire valve. These gaskets are molded to match Astral part 19028-0204 and fit popular Astral 1.5-inch multiport models including Millennium (22355) and Cantabric (22358). Before ordering, compare your old gasket to the listed dimensions to ensure a precise fit.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know this gasket fits my Astral valve?\u003c\/h3\u003e\n\u003cp\u003eCompatibility centers on both model number and physical measurements. This AppliaFit set aligns with Astral part numbers and is intended only for Astral-brand multiport valves; it will not fit other manufacturers' assemblies. Use the diameter measurements below to verify fit before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible Astral part: 19028-0204 (also referenced as 190280204, 19028R0204, AST19028R0204).\u003c\/li\u003e\n  \u003cli\u003eOutside diameter: 5 1\/4 inches (134 mm approximately).\u003c\/li\u003e\n  \u003cli\u003eCenter (inside) diameter: 1 3\/16 inches (30 mm approximately).\u003c\/li\u003e\n  \u003cli\u003eFits Astral 1.5\" multiport valves like models 22355 and 22358.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability can I expect from these gaskets?\u003c\/h3\u003e\n\u003cp\u003eThe set is made from heavy-duty elastomer formulated to resist pool chemicals and wear from repeated valve operation. While material selection improves longevity, environmental factors like UV exposure and chemical balance will influence lifespan. Replacing cracked or flattened spider gaskets prevents leaks and preserves smooth valve action.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable elastomer construction for chemical resistance and flexibility.\u003c\/li\u003e\n  \u003cli\u003eMolded thickness designed to maintain sealing pressure under load.\u003c\/li\u003e\n  \u003cli\u003eSold as a 3-pack to replace multiple valves or keep spares on hand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install the AppliaFit spider gasket in a multiport valve?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable disassembling a valve: drain the valve area, remove the valve plate, replace the old spider gasket with the new one aligned to the ports, and reassemble. Tighten fasteners to manufacturer torque recommendations and test the valve through its positions to confirm a secure seal and smooth rotation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDrain or isolate the pump and filter before starting.\u003c\/li\u003e\n  \u003cli\u003eRemove the valve cover and old spider gasket, clean seating surfaces.\u003c\/li\u003e\n  \u003cli\u003ePress the new gasket into place aligning port slots, reassemble, and test.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWho should choose this AppliaFit spider gasket set?\u003c\/strong\u003e Pool owners, maintenance technicians, and service shops with Astral 1.5\" multiport valves that match the listed part numbers and dimensions will benefit most. Choose this three-piece pack if you want spare parts on hand, are repairing multiple valves, or prefer replacing the gasket before costly valve failure. Note: this product is manufactured for Astral-brand compatibility only; it is not intended for other valve brands.\u003c\/p\u003e\n\n\u003cp\u003ePackaging may vary and brand names used here identify compatibility only. Always verify measurements against your existing gasket before ordering to ensure the correct fit and avoid returns.\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: Will these gaskets fit non-Astral valves?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These gaskets are designed specifically for Astral 1.5\" multiport valves and are not compatible with other brands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the exact dimensions of this gasket?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Outside diameter is 5 1\/4\" and the center hole inside diameter is 1 3\/16\". Verify against your old gasket.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AppliaFit","offers":[{"title":"Default Title","offer_id":56833725366612,"sku":"B09GXPP639","price":48.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/appliafit-spider-gasket-front-packaging.jpg?v=1787043047","url":"https:\/\/gardenluxe.co.uk\/products\/appliafit-spider-gasket-for-astral-1-5-multiport-valves-3-pack-chemical-resistant-elastomer","provider":"Gardenluxe Uk","version":"1.0","type":"link"}