Pentair Lid | SuperFlo & SuperMax Pumps | 350091Z Safety Signage (2) Plastic Recessed Mounting Washers

(2) Plastic Recessed Mounting Washers with Caps

inspect the lid-to-collar interface for any debris or deformation that could prevent a flush fit and compromise the seal

As the seal wears

a properly seating float valve is the first line of defence against pump cavitation when water levels drop

debris is captured at the skimmer before reaching the pump — eliminating the need to stop and restart the pump during vacuuming

Pentair Lid | SuperFlo & SuperMax Pumps | 350091Z Safety Signage (2) Plastic Recessed Mounting WashersThe Pentair Lid (350091Z) is the OEM replacement lid for the SuperFlo and SuperMax pump families, including single speed and variable speed models. The strainer cover seals the pump's strainer basket housing, maintaining the pressurized wet end necessary for proper water circulation. A cracked, warped, or missing lid will cause the pump to lose prime and draw air into the system. Replacing a damaged lid with the correct OEM part restores a proper seal