Nordic Pure 20x24x4 Pleated Air Filters MERV 14 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
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
Nordic Pure 20x22x1 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
Nordic Pure 12x36x1 MERV 7 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: 11 1/2 x 23 1/2 x 3/4 (11
21 1/2x23 3/8x1 Exact MERV 14 AC Furnace Filters Number Per Box:6 Nordic Pure 20x24x4 Pleated AirActual Size: 21 1 2 x 23 3 8 x 3 4 (21. 5 x 23. 38 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure MERV