19.75x21.5x0.75 Exact Size MERV 13 Air Filter Number Per Box:6 Ideal for high efficiency air

Ideal for high efficiency air filtration and will help those with moderate allergies and asthma

Nordic Pure 20x25x5 Lennox X6673_X6675 Replacement MERV 14 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”

Actual Size: 6 x 30 x 3/4 (6 x 30 x 0

Nordic Pure 20x20x4 Pleated Air Filters MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Actual Size: 15 7/8 x 19 3/4 x 4 3/8 (15

19.75x21.5x0.75 Exact Size MERV 13 Air Filter Number Per Box:6 Ideal for high efficiency airActual Size: 19 3 4 x 21 1 2 x 3 4 (19. 75 x 21. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure MERV 13 Pleated AC Furnace Air