The Pentair Sta-Rite System 3 Top Filter Bulkhead Fitting W/ Baffle (25021-0101) is a Filter Bulkhead Replacement. This is the upper bulkhead and baffle system. Fits the Pentair Sta-Rite models S7M120, S7M400, S8M150, S8M500, S7D75, S8D110, S8S70, S7S50, PTM50, PTM70, and PTM100.


  • Bulkhead & Baffle Replacement.
  • Upper Bulkhead Only.
  • Plastic Construction.