17x27x1 Exact MERV 12 Plus Carbon AC Furnace Filters 17x22x1 This results in less flow

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

The AC filter material extends beyond the frame

Each Nordic Pure 4” MERV 10 air filter will capture more than 85% of 3

Actual Size: 13 1/4 x 13 1/4 x 3/4 (13

Nordic Pure 16x28x6 Aprilaire Space-Gard 2400 Replacement Air Filters Part 401 MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your workspace or office

17x27x1 Exact MERV 12 Plus Carbon AC Furnace Filters 17x22x1 This results in less flowActual Size: 17 x 27 x 3 4 (17 x 27 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