Five Seasons Air Filter Replacements

20x25x5 20 1/4 x 25 3/8 x 5 1/4 (20.25 x 25.38 x 5.25)

Replacement for Model Number/Part Number
9183970, FS2025, FSBB2025, FSMU2025, FSNC2025, FSRM2000, M8-1056