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![Hayward Swimclear/Pro-Grid Air Relief O-Ring [Qty-2] (DEX2420Z8A) carvinjacuzzi AquaStar ChemStar 3 inch cap](https://cdn.shopify.com/s/files/1/1751/9347/files/17-150-1304_XL.jpg?v=1718062506)
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
AquaStar ChemStar 3 inch cap for CH100 and CH200 applications
An OEM-style replacement is especially practical when preserving the original fit of the basket inside the housing matters
The CMP top-mount multiport sand valve lid assembly is designed for compatible 1-1/2 inch FPT valve applications where the supported lid section needs replacement
It is a strong replacement choice when the original insert needs both performance renewal and a refreshed surface appearance
Hayward Swimclear/Pro-Grid Air Relief O-Ring [Qty-2] (DEX2420Z8A) carvinjacuzzi AquaStar ChemStar 3 inch capThe Hayward air relief O ring set is designed for compatible SwimClear and Pro Grid filter applications where the air relief assembly needs dependable sealing. O rings like these are useful because they help maintain a cleaner seal at the air relief point, supporting more reliable filter serviceability and operation. This quantity two replacement is especially useful when the original O rings are flattened, brittle, cracked, or leaking. Replacing them
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