Odor Removal Non-Pleated Air Filter Style - Air Filters Panel Nominal Filter Size 20x20x2 Filter Efficiency - Air Filters 25 Percent Media Material Active Carbon Honeycomb Common Applications Heavy-Duty Odor Removal Carbon Concentration 0.45 g /mL CCL4 Activity 60 Percent Frame or Header Material Beverage Board Media Color Black Media Area 2.8 sq ft Performance Rating Odor Removal Filters Out Odor Removal Air Flow @ 300 fpm 833 cfm Air Flow @ 500 fpm 1 389 cfm