Furnace Air Cleaner Filter Filter Type Pleated Performance Rating MERV 8 Actual Depth 4 3/4 in Actual Height 19 5/8 in Actual Width 24 1/8 in Compatible Manufacturer Model Number 82655.052025 Number of Filters 2 Media Material Polyester Blend Filter Layer Type Electrostatic Nominal Depth 5 in Nominal Height 20 in Nominal Width 25 in Filters Down To 3 micron Filters Out Pet Dander Dust Mold Filter Efficiency 30 to 35 Percent Air Flow @ 300 fpm 1 042 cfm Frame Material Cardboard