Pentair Diffuser | Challenger High Pressure Pump | 355545Z C5315 The Designer Series 3 Step

The Designer Series 3 Step Ladder Flanged is a stylish option for the traditional L3 Ladder and is a great choice for homeowners who desire the safety and convenience of a pool ladder

If your Prowler or Warrior cleaner fails to power on or loses power intermittently

Built with Pleatco Point Bonded Pool Filtration Fabric

and quietly

Pentair Diffuser | Challenger High Pressure Pump | 355545Z C5315 The Designer Series 3 StepThe Pentair 355545Z is the OEM replacement diffuser for the Challenger High Pressure inground pump. What It Does The diffuser channels water exiting the impeller into a controlled, decelerating flow path, converting velocity into pressure before water exits the pump volute. A cracked, worn, or mismatched diffuser disrupts this conversion, reducing pump output pressure and flow efficiency. Replacing it with the correct OEM part restores designed