Honeywell 203371 Replacement Pre filter for Electronic Air Cleaner 16"x12.5"

Honeywell Replacement Pre Filter for Honeywell Electronic Air Cleaner

The Honeywell 203371 is a washable filter 16"x12.5", is combined to make a 16"x25" pre-filter. You should wash your pre-filters every 2-4 months, be sure and allow filter to dry completely before returning to the air cleaner!
The Honeywell 203371 Replacement Pre Filter fits the Honeywell Electronic Air Cleaner models:F50
F300
Keep in mind, your humidifier filter should be replaced annually to maintain adequate humidifier performance!