Nordic Pure 16x20x4 Plus Carbon Air Filters MERV 8 are made of a dual material where the MERV rated material has been fused together with a carbon layer
activated carbon furnace filters absorb odors on a molecular level
MERV 10 Air Bear Cub Replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 900-1000
MERV 12 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1500-1900
15x36x1 MERV 12 AC Furnace Filters 6x16x1 Nordic Pure 16x20x4 Plus CarbonActual Size: 14 3 4 x 35 3 4 x 3 4 (14. 75 x 35. 75 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