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Fits General 1A-25A; Unifilter 77; Westwood F10, F12, F15, F20, F25; Sid Harvey (Mitco) 264, 264F
  • Latest Computer Designed Shape
  • Largest surface area with most filtering ribs
  • Greater capacity
  • Fiber-welded for shed-free performance
  • Environmentally friendly processed plant fiber
  • Popular elements UL Recognized Components
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