20x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 16x28x1 Nordic Pure 16x24x1 MERV 10

Nordic Pure 16x24x1 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 15 air filters measure an actual depth of 4 15/16"

Nordic Pure 16x20x4 Pleated Air Filters MERV 14 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Nordic Pure 16x20x4 Plus Carbon Air Filters MERV 13 are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

Replaces Honeywell 20x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for customers looking for superior filtration

20x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 16x28x1 Nordic Pure 16x24x1 MERV 10Actual Size: 19 1 2 x 19 1 2 x 3 5 8 (19. 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 20x20x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 20x20x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic filter