Pentair System 3 Filter Upper Tank Lid Kit, 25" | 24851-9001 Pool Filter Cartridges It is used during maintenance

It is used during maintenance or replacement of roller components

Supports consistent and quiet spa jet function

Natural gas to LP conversion

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Pentair System 3 Filter Upper Tank Lid Kit, 25" | 24851-9001 Pool Filter Cartridges It is used during maintenanceWhat This Part Is Used For The Pentair 24851 9001 System 3 25in Upper Tank Shell Lid Kit is used to replace the upper tank shell lid on compatible System 3 modular media filters. It restores proper sealing and structural integrity at the top of the filter tank during normal operation. Why This Part Matters A compromised tank lid can lead to pressure loss, leaks, and unsafe operating conditions. During routine filter cleanings or cartridge