Pentair Gray AutoFill Ring (T16G) maytronics This square O-ring is made

This square O-ring is made for compatible Pentair Challenger/Waterfall trap lids and helps prevent air leaks that can cause bubbles

Removing a large trap lid without the right tool can lead to damaged lids

reducing confusion and helping maintain expected performance when connected correctly

Supports a tighter

Useful for automation upgrades and system expansion projects

Pentair Gray AutoFill Ring (T16G) maytronics This square O-ring is madeFor pool professionals and hands on homeowners, Pentair Gray AutoFill Ring is a practical replacement part for equipment repair. The specification in the title, including part number T16G, helps confirm the exact item before installation and reduces the chance of ordering a similar looking but incorrect part. Color specific parts are helpful when visible pieces need to match nearby skimmer, fitting, light, or cleaner components. Supports targeted