The Honeywell FC35A1001 is the correct replacement filter for the following air cleaners:

• Honeywell 16x25 F100 Media Air Cleaners
• Honeywell 16x25 F200 Media Air Cleaners

The Honeywell FC35A1001 Replacement Air Filter 16x25x5 is a genuine Honeywell air filter. This Honeywell media air filter has a MERV 10 rating. This Honeywell furnace filter should be replaced once a year.