Pentair Lid O-Ring #2-357 | SuperFlo, SuperMax & OptiFlo Pumps | 357255Z Drains or become difficult to operate

or become difficult to operate

Pentair MasterTemp 460805 Air Intake Kit listed as optional accessory for MasterTemp Heater HD series

Replacing it restores the seal and returns the filter to full operating pressure

Verify fitment before ordering Pentair IntelliFlo 2 VST Pump INTELLIFLO 2 VST Not shown in diagram

Extra heavy duty net and real feel basketball

Pentair Lid O-Ring #2-357 | SuperFlo, SuperMax & OptiFlo Pumps | 357255Z Drains or become difficult to operateThe Pentair Lid O Ring #2 357 (357255Z) is the OEM replacement strainer lid seal for Pentair SuperFlo, SuperMax, and OptiFlo pump families, including variable speed models. This O ring seats between the strainer pot body and the clear lid, creating the airtight, watertight seal that keeps the pump primed and prevents air from entering the suction side of the system. When this seal degrades through UV exposure, chemical wear, or compression set the