Nordic Pure 18x25x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
Nordic Pure 16x28x6 Aprilaire Space-Gard 2400 Replacement Air Filters Part 401 MERV 13 Plus Carbon 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
Replaces Trion Air Bear Cub filters and others that require an actual 3" depth and ideal for superior filtration and odor control or commercial units
This means harmful vapors and strong odors are trapped and neutralized
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21 1/2x23 5/16x1 MERV 12 AC Furnace Filters 10x18x1 Nordic Pure 18x25x1 MERV 12Actual Size: 21 1 2 x 23 1 4 x 3 4 (21. 5 x 23. 25 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores and other contaminants. Ideal for high efficiency air filtration and will help those with moderate allergies and asthma. Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500 1900 Made in the USA. Nordic