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Clack WS1 V3957 Replacement Internal Check Valve Description: Clack Inlet Check Valve (32mm) Designed for the inlet side of the valve when used with captive air oxidation (AIO) systems Ensures proper one-way flow and system protection Cross references: V3957 and CV32MM
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🇺🇸 Ship from USA · On Agora since 2025
$18.99