Ideal for high efficiency air filtration and will help those with moderate allergies and asthma
Nordic Pure 20x25x4 Plus Carbon Air Filters MERV 12 are made of a dual material where the MERV rated material has been fused together with a carbon layer
Nordic Pure 16x25x1 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
with a metal mesh support grid
Actual Size: 19 11/16 x 20 11/16 x 4 15/16 (19
28x28x1 MERV 7 Plus Carbon AC Furnace Filters 20x21 1/2x1 Ideal for high efficiency airActual Size: 27 3 4 x 27 3 4 x 3 4 (27. 75 x 27. 75 x 0. 75) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently and helps reduce odors Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to MPR 600 Made in the USA.