Pentair Admiral S20 Flap Weir, 2" Slip | 84420805 Bastille This replacement unit sits in

This replacement unit sits in the pool's filtration union and catches debris before it reaches the pump

Replacement Trim Kit for Cineview™ 26 - installation and fit

Maintains sealed suction chamber

Pentair Rainbow feeders are trusted in residential pool systems

Pentair Admiral S20 Flap Weir, 2" Slip | 84420805 Bastille This replacement unit sits inWhat This Part Is Used For Pentair 84420805 Admiral S20 Flap Weir 2in Slip is a replacement flap weir for compatible Pentair Admiral skimmer systems. It helps regulate water entry into the skimmer throat. Why This Part Matters A properly functioning weir improves surface skimming efficiency. Replacing a broken flap restores consistent debris capture. Proper water flow into the skimmer supports overall filtration performance. Key Features and