Photo 1 of Aerostar 20x25x4 MERV 13 Pleated Replacement Air Filter for Honeywell FC100A1037, 1 Pack (Actual Size: 20" x 24 3/4" x 4 3/8")

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Photo 1 of Aerostar 20x25x4 MERV 13 Pleated Replacement Air Filter for Honeywell FC100A1037, 1 Pack (Actual Size: 20" x 24 3/4" x 4 3/8")Photo 2 of Aerostar 20x25x4 MERV 13 Pleated Replacement Air Filter for Honeywell FC100A1037, 1 Pack (Actual Size: 20" x 24 3/4" x 4 3/8")Photo 3 of Aerostar 20x25x4 MERV 13 Pleated Replacement Air Filter for Honeywell FC100A1037, 1 Pack (Actual Size: 20" x 24 3/4" x 4 3/8")