11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters Number Per Box:6 Nordic Pure 12x12x1 MERV 14

Nordic Pure 12x12x1 MERV 14 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

smooth side

If you are looking for cleaner

MERV 14 Plus Carbon air filters are comparable to air filters with the MPR rating of 2800

Important Note: Almost all furnace air filters have a different Actual Size (the exact dimensions) than Nominal Size (the name) printed on the air conditioning filter

11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters Number Per Box:6 Nordic Pure 12x12x1 MERV 14Actual Size: 11 1 2 x 21 x 3 4 (11. 5 x 21 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help 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 13 is equivalent to MPR 2200 2400 Made in