Pentair Impeller Assembly, 1 Phase, for Dyna-Glas/Dyna-Max Pump | C105-137PDB category_outdoor-heater-parts Their pumps are designed so

Their pumps are designed so major wet end components can be replaced without re-plumbing the pad

which helps technicians achieve predictable replacements

That can make the lift unusable when needed most

and other standard valve functions

It is sized for a 2 inch connection to support standard pool plumbing layouts

Pentair Impeller Assembly, 1 Phase, for Dyna-Glas/Dyna-Max Pump | C105-137PDB category_outdoor-heater-parts Their pumps are designed soWhat This Part Is Used For Pentair C105 137PDB Impeller Assembly Dyna Glas Dyna Max, 1 Phase is a replacement impeller for compatible Dyna Glas and Dyna Max pump models. It is configured for 1 phase motor systems. Why This Part Matters Worn impeller vanes reduce water circulation and system efficiency. Replacing the impeller restores designed flow rates and pump performance. Proper phase configuration ensures compatibility with the installed motor.