Nordic Pure 18x18x2 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
These activated carbon
Nordic Pure 20x25x5 Lennox X6673_X6675 Replacement MERV 10 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”
Nordic Pure 10x20x1 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 20x20x4 Plus Carbon Air Filters MERV 12 are made of a dual material where the MERV rated material has been fused together with a carbon layer
18x36x1 MERV 14 AC Furnace Filters 13x25x1 Nordic Pure 18x18x2 MERV 8Actual Size: 17 1 2 x 35 1 2 x 3 4 (17. 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