Pentair Collector Hub Assembly | WC137-519P Spa Cleaning Solutions Does this work with DIG-220

Does this work with DIG-220 and Generation II systems

This supports easier day-to-day pool maintenance

Controlled incline for smooth pool entry and exit

50 inch size

Cooking Surface: Three stainless steel cooking grids provide ample grilling space

Pentair Collector Hub Assembly | WC137-519P Spa Cleaning Solutions Does this work with DIG-220What This Part Is Used For Pentair WC137 519P Collector Hub Assembly is an internal component used in compatible Pentair filter systems. It helps distribute water flow within the filter Assembly. Why This Part Matters A damaged collector hub can affect filtration performance and water distribution. Replacing it restores proper internal flow patterns and system efficiency. This is critical during filter rebuilds. Key Features and Specifications