21 1/4x23 1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters Number Per Box:6 Actual Size: 15 1/4 x

Actual Size: 15 1/4 x 15 1/4 x 3/4 (15

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: 11 1/4 x 23 1/4 x 3/4 (11

Nordic Pure 15x20x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

Nordic Pure 18x25x2 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

21 1/4x23 1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters Number Per Box:6 Actual Size: 15 1/4 xActual Size: 21 1 4 x 23 1 4 x 3 4 (21. 25 x 23. 25 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 10 is equivalent to MPR 1000