Grease Filter Style - Air Filters Panel Rectangular Nominal Filter Size 20x20x2 Media Material Galvanized Steel Air Filter Construction Baffle Frame or Header Material Galvanized Steel For Use With (Systems) Self Draining Style Commercial Kitchen Hoods Media Color Silver Air Flow @ 300 fpm 833 cfm Max Temp 425 Degrees F Max Velocity 500 fpm Nominal Height 20 in Nominal Width 20 in Nominal Depth 2 in Actual Filter Size 19-1/2 in x 19-1/2 in x 1-3/4 in Actual Height 19 1/2 in