20x20x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:1 Actual Size: 6 x 10

Actual Size: 6 x 10 x 3/4 Exact (6 x 10 x 0

Approximately MERV 8 efficiency rating

Nordic Pure 16x25x5 1/4 Goodman/Carrier/Amana Replacement MERV 12 air filters are unique because of the actual size of the filter compared to the nominal size

Nordic Pure 18x24x1 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

Nordic Pure 16x24x4 Pleated Air Filters MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

20x20x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:1 Actual Size: 6 x 10Actual Size: 19 1 2 x 19 1 2 x 3 5 8 (19. 5 x 19. 5 x 3. 63) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, help 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