Nordic Pure 16x25x4 Plus Carbon Air Filters MERV 10 are made of a dual material where the MERV rated material has been fused together with a carbon layer
Nordic Pure 16x25x4 Pleated Air Filters MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer
All Nordic Pure pleated HVAC filters are manufactured using a heavy duty
Actual Size: 15 3/8 x 25 1/2 x 5 1/4 (15
16x24x2 Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:3 Nordic Pure 16x25x4 Plus CarbonActual Size: 15 3 8 x 23 3 8 x 1 3 4 (15. 38 x 23. 38 x 1. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers who not only need odor control but whose daily life demands high filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500