Air Filter Material Polyester Nominal Filter Size 12x16x1 Nominal Height 12 In. Nominal Width 16 In. Nominal Depth 1 In. MERV 6 Frame Type Heavy Duty Chipboard Air Flow 300 fpm Initial Resistance 0.07 in WC Final Resistance 0.50 in WC Max Temp 150 Degrees F Standards UL Class 900