Nordic Pure 20x20x4 Pleated Air Filters MERV 7 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
MERV 14 Trion Air Bear replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 2800
Our air conditioning filters use permanently electrostatically charged material that acts like a magnet to help dust cling to the air condition filter
If you are replacing a Honeywell or Lennox 16x25x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3/8
20x25x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon Number Per Box:1 Nordic Pure 20x20x4 Pleated AirActual 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, smog, virus carriers, mold spores, help 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