Honeywell 20x25x4 Furnace and A/C Filter. Part # FC100A1037. Actual Size of Filter is 19 15/16" x 24 7/8" x 4 3/8". Package of 3.
This Filter Replaces the 2 Cells in the 20 x 25 Honeywell Electronic Air Cleaners
Actual/Exact Size of Filter is 19 15/16" x 24 7/8" x 4 3/8"
To Convert from Electronic Air Cleaner to Media Air Cleaner, you will need to turn Power Switch Off for the Electronic Air Cleaner permanently and remove the 2 Cells, we highly recommend disconnecting electrical power to Air Cleaner using a qualified Technician
You may need to remove plastic tab at bottom of Air cleaner with a Phillips Screwdriver, if this tab is not removed the Media Filter will jam
Media Filter should last 6 Months to 1 Year
No need for the 2 Aluminum Mesh Pre-Filters
As Electronic Air Cleaners get old, it is difficult to tell if they are working even though the power light is on. By converting to Media Air Filters you will see dust accumulating on filtration material which means it is filtering the air