Pentair Collector Hub Assembly for 21" Waterford Sand Filter | WC137-517P Turbo Clean The 4-bend “figure-4” return-to-deck configuration

The 4-bend “figure-4” return-to-deck configuration provides natural grip positioning and stable support for swimmers entering and exiting the pool

greater clarity

Check for leaks after installation to confirm proper connections

Hayward Bottom Elbow Assembly S244S || SX244CD2FWS

Optimizes Circulation

Pentair Collector Hub Assembly for 21" Waterford Sand Filter | WC137-517P Turbo Clean The 4-bend “figure-4” return-to-deck configurationPentair Collector Hub Assembly for 21" Waterford Sand Filter WC137 517P Restore proper water distribution with the genuine Pentair Collector Hub Assembly for compatible 21 inch Waterford and Cristal Flo T 200BP sand filters. Features Genuine Pentair OEM replacement part. Restores proper water flow through the lateral assembly. Durable molded thermoplastic construction. Designed for compatible 21 inch sand filters. Ideal for complete sand filter