Feature(may vary by option.)

●Actual size: 20.75" x 20.25" x 5"
●Not a replacement for Lennox or Honeywell Filters
●Replaces Trion Air Bear 20" x 20" x 5" filters
●Fits GeneralAire filter cabinet models MAC 1400, 2400G, and 2400P

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Description

GeneralAire ReservePro # 4556 20" x 20" x 5" Air filter, MERV 11 - 6FM2020. This item replaces the MERV 10 filter 5FM2020, or GFI #4531. Fits GeneralAire filter cabinets MAC 1400, 2400G, and 2400P.