19x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters Number Per Box:12 Our air conditioning filters use

Our air conditioning filters use permanently electrostatically charged material that acts like a magnet to help dust cling to the air condition filter

This results in less flow restriction and 33% more surface area for cleaner smelling air

_x005F _x005F Nordic Pure Room Window Air Conditioner Filters 15 x 24 Pads are made in the USA

As with all Nordic Pure furnace air conditioner filters

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

19x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters Number Per Box:12 Our air conditioning filters useActual Size: 19 x 21 x 3 4 (19 x 21 x 0. 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 1900 Made in the