Nordic Pure 20x20x5 Honeywell Replacement Pure Carbon Pleated Odor Reduction MERV 8 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”
Nordic Pure 20x20x4 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
Nordic Pure 18x24x4 MERV 8 Pleated Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
HVAC systems should be rated to handle filters of MERV 14 and above
22x36x1 MERV 14 AC Furnace Filters Number Per Box:6 Nordic Pure 20x20x5 Honeywell ReplacementActual Size: 21 1 2 x 35 1 2 x 3 4 (21. 5 x 35. 5 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