Nordic Pure 12x24x4 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
Actual Size: 13 15/16 x 29 15/16 x 3/4 (13
Actual Size: 18 1/2 x 24 1/2 x 3/4 (18
while these filters are larger at 5 1/4”
Actual Size: 16 x 22 x 3/4 (16 x 22 x 0
19x25x1 MERV 14 Plus Carbon AC Furnace Filters 18x24x4 Nordic Pure 12x24x4 MERV 8Actual Size: 18 1 2 x 24 1 2 x 3 4 (18. 5 x 24. 5 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps 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 14 is equivalent to MPR 2800 Made in