Zodiac Polaris PB4SQ Seal Repl Kit w/Drain Plug (R0734300) defilters A cartridge like this is

A cartridge like this is useful because it restores higher-capacity filtration while matching the original physical format required by the filter housing

Installed in the proper Hydro jet setup

The Pentair 360516 tune up pack is designed for compatible Rebel Model 360275 cleaner applications where multiple wear components are being refreshed together

Useful when original panels are worn or inconsistent

Zodiac Polaris PB4SQ Seal Repl Kit w/Drain Plug (R0734300) defilters A cartridge like this isWhen a compatible PB4SQ system is worth keeping in service, Zodiac Polaris PB4SQ Seal Repl Kit w Drain Plug gives technicians and pool owners a direct way to address the affected component. It provides the seals and drain plug components needed to refresh leak prone points on a compatible Polaris PB4SQ booster pump. Use it when opening the pump for service, correcting small leaks, or replacing aged rubber parts before they create repeat callbacks.