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Multi-Surface Safety: Engineered for safe use on vinyl liners
matching the original hardware exactly
Verify your filter housing accepts a coreless cartridge before ordering
air can enter the system or water can leak at the joint
A clogged or damaged screen can restrict the automatic air bleed and cause air locks that reduce flow rate
Pentair Seal Plate Black | Challenger High Flow & High Pressure Pump | 355004Z Pool Pole Accessories Multi-Surface Safety: Engineered for safeThe Pentair Seal Plate (355004Z) is the OEM replacement seal plate for the Challenger High Flow and Challenger High Pressure pump series. This is the black version, supplied as a single unit. The seal plate forms the critical interface between the pump's wet end and the motor, housing the shaft seal assembly and maintaining the pressure boundary that keeps water separated from the motor's electrical components. A damaged or worn seal plate can
