20x25x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon Number Per Box:1 Nordic Pure Custom MERV 13

Nordic Pure Custom MERV 13 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering

Nordic Pure 18x20x2 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

please see our 16x20x5 (4 3/8 actual depth)

Nordic Pure 14x20x2 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Nordic Pure 20x20x5 Air Bear Replacement MERV 8 air filters measure an actual depth of 4 15/16"

20x25x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon Number Per Box:1 Nordic Pure Custom MERV 13Actual Size: 19 1 2 x 24 1 2 x 3 5 8 (19. 5 x 24. 5 x 3. 63) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. If you are replacing a Honeywell or Lennox 20x25x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 20x25x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic