Pentair Challenger/Waterfall Trap Lid Square O-Ring (152509Z) spabuilders this handle assembly helps support

this handle assembly helps support safer cleaner handling and more dependable day-to-day usability

and this Darlly Filtration cartridge is designed for compatible applications using the 70752 reference

Supports reliable low-flow circulation

Useful when the original brush is worn or less effective

Supports reliable pump reassembly after service

Pentair Challenger/Waterfall Trap Lid Square O-Ring (152509Z) spabuilders this handle assembly helps supportA 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