16x20x4 (3 5/8) Pleated MERV 12 Air Filters 16 1/2x22x1 The Actual Size listed above

The Actual Size listed above is the exact size of the metal frame

Actual Size: 15 1/2 x 29 x 3/4 (15

Nordic Pure 10x20x2 MERV 14 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

Nordic Pure 15x20x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

while these filters are larger at 5 1/4”

16x20x4 (3 5/8) Pleated MERV 12 Air Filters 16 1/2x22x1 The Actual Size listed aboveActual Size: 15 1 2 x 19 1 2 x 3 5 8 (15. 5 x 19. 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 16x20x4 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 media. Moisture resistant frame. Nordic Pure