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Durable construction for frequent maintenance
or no longer respond correctly
Where it is used in a pool system: Used in wheel assemblies throughout pool equipment to support drive and caster functionality
Durable replacement part crafted for aging pool pump infrastructure
Professionals rely on these components to keep operations running smoothly
Pentair Flange Valve Adapter, 8.5", 6 TPI | 154521 Square Water Bowl Durable construction for frequent maintenanceWhat This Part Is Used For Pentair 154521 Flange Valve Adapter 8. 5in, 6 TPI is a replacement adapter used to connect compatible Pentair multiport or control valves to filter tanks. It provides the threaded interface between valve and tank flange. Why This Part Matters A damaged or stripped adapter can cause leaks at the valve connection point. Replacing it restores a secure seal and proper valve alignment. This helps prevent water loss and pressure