Nordic Pure 12x24x4 MERV 12 Pleated Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
The window A/C filter can be cut to fit most room window units
Nordic Pure MERV 13 is equivalent to MPR 2200-2400
poly disposable filters
This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently
16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon Number Per Box:1 Nordic Pure 12x24x4 MERV 12Actual Size: 15 1 2 x 19 1 2 x 3 5 8 (15. 5 x 19. 5 x 3. 63) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps eliminate unwanted odors and other contaminants. If you are replacing a Honeywell or Lennox 16x20x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 16x20x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic filter