20x25x4 (3 5/8) Pleated MERV 12 Air Filters 20x24x1 If you are replacing a

If you are replacing a Honeywell or Lennox 16x20x4 or an air filter with an MPR rating with an actual depth of 4 3/8

Actual Size: 11 1/2 x 19 1/2 x 3/4 (11

Nordic Pure 16x25x5 Air Bear Replacement MERV 8 air filters measure an actual depth of 4 7/8"

Nordic Pure 20x25x5 Air Bear Replacement MERV 15 air filters measure an actual depth of 4 7/8"

20x25x4 (3 5/8) Pleated MERV 12 Air Filters 20x24x1 If you are replacing aActual 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, virus carriers, mold spores and other contaminants. If you are replacing a Honeywell or Lennox 20x25x4 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 filter media. Moisture resistant frame. Nordic Pure