Pentair Strainer Pot Lid | Challenger High Flow Pump | 355301Z C4305 use Leisure Time® Test Strips

use Leisure Time® Test Strips twice weekly to balance pH levels and prevent corrosion and scale

extended handrails on both sides for easy climbing

Check the date-of-manufacture label on your heater before ordering — heaters produced on or after that date require a different part

the Snap-Tite Escutcheon is 5 3/16" in diameter

Pentair Strainer Pot Lid | Challenger High Flow Pump | 355301Z C4305 use Leisure Time® Test StripsThe Pentair 355301Z is the OEM replacement strainer pot lid for the Challenger High Flow pump series. This is the direct fit cover for the pump's strainer basket housing, restoring a watertight seal to the strainer pot. The strainer pot lid seals the basket housing on the suction side of the pump. A cracked, warped, or poorly sealing lid allows air to enter the system, causing the pump to lose prime and run dry. Replacing a damaged lid restores the