20x20x4 (3 5/8) Pleated MERV 14 Air Filters 17 1/8x34 7/8x1 use a tape measure to

use a tape measure to determine the exact width (short side) and exact height (long side) of your current air filter

We also carry 4 3/8 and 5 1/4 inch depth filters

Actual Size: 19 1/2 x 24 1/2 x 3/4 (19

Nordic Pure 16x20x1 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 20x25x6 Aprilaire Space-Gard 2200 Replacement Air Filters Part 201 MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your workspace or office

20x20x4 (3 5/8) Pleated MERV 14 Air Filters 17 1/8x34 7/8x1 use a tape measure toActual 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 removed. If you are replacing a Honeywell or Lennox 20x20x4 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 media. Moisture resistant frame. Nordic Pure MERV 14 is