Odor Removal Air Filter Roll, Style - Air Filters Roll, Nominal Filter Size 25x1200x1/4, Filters Out MERV 1-4 Pollen, Dust Mites, Cockroach Debris, Sanding Dust, Spray Paint Dust, Textile Fibers, Carpet Fibers, Performance Rating MERV 4, Media Material Carbon, Media Color Black, Recommended Final Resistance 0.5 in wc, Max. Temp. 150 Degrees F, Nominal Height 25 in, Nominal Width 1,200 in, Nominal Thickness 1/4 in, Actual Filter Size 24-1/2 in x 1200 in x 1/4 in, Actual Height 24 1/2 in