Replacement Filters: Replacement air filters are compatible with all Honeywell F100 and F200 media cabinets, suitable for use with all types of furnaces and central forced air unitary HVAC equipment; Not compatible with Trion Air Bear 16x25x5 filters High Contaminate Holding Capacity: Measures 16 inches long, 25 inches wide, and 4 inches deep with a higher 15 peat count to provide greater contaminate holding capacity for clean and safe air inside homes Filter Efficiency: MERV 13-rated high-performance filter features electrostatically-charged synthetic material and provides superior efficiency Durably Made: Crafted with dual wire mesh that resists rust and moisture to provide strong support for the filter media to help retain the pleat shape even in high-humidity environments Quick Easy Installation: Deep air filters have more media area providing more space for the air to pass thru, which lowers the pressure drop and offers a quick and easy installation