Breathe Cleaner Air - This FC100A1003 Honeywell filter replacement will filter your house more efficiently than a one-inch disposable HVAC filter. It allows only fresh purified air into your home. Designed with You in Mind - The Honeywell furnace filter with a Minimum Efficiency Reporting Value (MERV) of 11 will capture particles as small as 0.3 microns. Convenient, Easy Filter Replacement - Furnace filter requires no maintenance, except periodic (every 6-12 months), super easy, in-and-out media air filter replacement. Minimal filter care! Compatibility - Fits all Honeywell air cleaners and many of Aprilaire, Space-Gard, and Trion Air Bear models that use a 16x20x4 air filter. Homequip Filter Disposal Bag - Dispose of your old filter without debris getting all over the place. Just slide your air filters in the Homequip bag and dispose properly. Includes 2 Honeywell 16x20x4 Furnace Filters and 2 Disposal bags for easy filter removal. Filter has the added ability to last up to one year! Honeywell filters come in accommodating sizes that fit all Honeywell and many of Aprilaire, Space-Gard, and Trion Air Bear models. Filter Replacement Is super easy and takes just a couple of minutes to restore your furnace to its original performance. No complicated assembly is required. Replacement filters come fully assembled, ready to slide into your unit. Just make sure to measure the filters you are replacing or your filter boot to make sure it's an exact match.