CMP Eyeball Return Fitting Check Valve | 1.5" | Dark Gray | 25552-507-000 Pentair Gas heater thermistor How to fix noisy operation

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CMP Eyeball Return Fitting Check Valve | 1.5" | Dark Gray | 25552-507-000 Pentair Gas heater thermistor How to fix noisy operationThe CMP Eyeball Return Fitting Check Valve 25552 507 000 is a 1. 5 inch dark gray return fitting designed to optimize pool water circulation. When the pool's circulation pump is active, the eyeball fitting directs water flow efficiently. Upon the pump's deactivation, the integrated check valve closes, preventing water from exiting the pool. This mechanism ensures consistent water levels and enhances the overall efficiency of the pool's circulation