This Honeywell compatible F90A replacement washable pre-filter was specifically designed to be compatible with the F90A Series. Save yourself the hassle and expense of purchasing additional filters with washable filters. Once your filter has accumulated a sizable amount of dust, pollen and various other airborne hazards, you now have the option of simply washing your filter instead of discarding it and replacing it with another.
The F90A Series requires 2 pre-filters.
Approximately 12-1/2" x 19-5/8" x 3/8"
Used in Models: F90A, F90B, F90A1001, F90A1050
Other Manufacturer Part Numbers: 202289, A60696