Pentair Challenger/Waterfall Trap Lid Square O-Ring (152509Z) gruber Ideal for upgrades

Ideal for upgrades

This pump has practical value because the OEM J-Pump designation helps preserve intended fit

Injector-only ozone component for compatible DEL Ozone applications

or no longer providing a dependable connection surface

Pentair Challenger/Waterfall Trap Lid Square O-Ring (152509Z) gruber Ideal for upgradesA properly sealed trap lid is critical to priming and suction side performance. This square O ring is made for compatible Pentair Challenger Waterfall trap lids and helps prevent air leaks that can cause bubbles, reduced flow, or pump priming issues. Replace it whenever the existing seal is flattened, stretched, cracked, or no longer seating evenly in the lid channel. Replacement square O ring for compatible trap lid assemblies Helps maintain suction