Honeywell FC100A1011-20″ X 20″ X 4″ Pleated Air Filter, MERV 11 Bundle with Same
Model Number FC100A1011. Manufacturer Part Number FC100A1011. Material Type Fiberglass, Magnet. Material Fiberglass, Magnet. Filter Mounting Type Slide In. Filter Shape Rectangular. Nominal Filter Size: 20x20x4.