Astral Pool Aster Filter Pressure Gauge O-Ring (7730070020)

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The Astral Pool Aster filter pressure gauge O-ring is designed for compatible gauge-connection applications where a reliable seal is needed around the pressure gauge port. An O-rin g like this is useful because it helps prevent leaks at the gauge fitting while supporting cleaner pressure-monitoring performance.This replacement is especially useful when the original O-ring is flattened, brittle, stretched, or allowing seepage around the gauge connection. A fresh seal can help restore a more trustworthy fit and improve the overall condition of the pressure-monitoring point.The 7730070020 is a practical service part for compatible Astral Pool Aster filters that need renewed gauge-port sealing and cleaner operation. Astral Pool Aster filter pressure gauge O-ring Designed for compatible gauge sealing applications Helps restore leak-resistant pressure-gauge fit Useful when the original O-ring is worn or leaking Supports cleaner and more dependable filter monitoring Show more