21x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 16x25x2 Nordic Pure 18x20x1 MERV 12

Nordic Pure 18x20x1 MERV 12 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 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

and other contaminants

Each Nordic Pure 4” MERV 8 air filter captures airborne particles as small as 3

Nordic Pure 16x20x2 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

21x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 16x25x2 Nordic Pure 18x20x1 MERV 12Actual Size: 21 x 23 1 4 x 3 4 (21 x 23. 25 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made