19.75x21x0.75 Exact Size MERV 12 Air Filter 12x12x1 Nordic Pure 12x25x2 MERV 10

Nordic Pure 12x25x2 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Actual Size: 6 x 12 x 3/4 (6 x 12 x 0

Nordic Pure 18x24x4 Pleated Air Filters MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Nordic Pure MERV 15+ is equivalent to MPR 2800

Nordic Pure 18x24x4 Pleated Air Filters MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

19.75x21x0.75 Exact Size MERV 12 Air Filter 12x12x1 Nordic Pure 12x25x2 MERV 10Actual Size: 19 3 4 x 21 x 3 4 (19. 75 x 21 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 Pure MERV