20x25x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon Number Per Box:2 Nordic Pure 15x20x2 MERV 8

Nordic Pure 15x20x2 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Actual Size: 19 1/2 x 35 1/2 x 3/4 (19

Nordic Pure 10x20x1 MERV 13 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

Actual Size: 19 1/2 x 22 x 3/4 (19

The actual width and length of the air filter should be within 1/8 of an inch-if not

20x25x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon Number Per Box:2 Nordic Pure 15x20x2 MERV 8Actual Size: 19 1 2 x 24 1 2 x 3 5 8 (19. 5 x 24. 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 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 filter