Carbon Impregnated Filter, 20x25x4
1 sq ft, Performance Rating Odor Removal, Pleats per Linear Foot 9, Filters Out Odor Removal, Air Flow @ 300 fpm 1,042 cfm, Air Flow @ 500 fpm 1,736 cfm.Odor Removal Pleated Air Filter, Style - Air Filters Panel, Nominal Filter Size 20x25x4, Filter Efficiency - Air Filters 25 Percent, Media Material Impregnated Carbon, Common Applications Nuisance Odor Removal, Carbon Concentration 20 g /sq ft, CCL4 Activity 60 Percent, Frame or Header Material Beverage Board, Media Color Black, Media Area 20.