Pentair Admiral S20 Flap Weir, 2" Slip | 84420805 Bastille Designed for straightforward

Designed for straightforward

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

Maintains sealed suction chamber

Replacement Trim Kit for Cineview™ 26 - installation and fit

Accurate Temperature Monitoring: Keep your pool at the perfect temperature with real-time

Pentair Admiral S20 Flap Weir, 2" Slip | 84420805 Bastille Designed for straightforwardWhat 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