17x21x1 Exact MERV 12 AC Furnace Filters Number Per Box:6 Actual Size: 15 x 23

Actual Size: 15 x 23 x 3/4 (15 x 23 x 0

MERV 10 furnace air condition filters are comparable to HVAC filters with the rating of MPR 900-1000

Actual Size: 9 1/2 x 14 1/2 x 3/4 (9

Pure Carbon Pleated air filters will aid in absorbing impurities and unfavorable odors

Actual Size: 7 1/2 x 11 1/2 x 3/4 (7

17x21x1 Exact MERV 12 AC Furnace Filters Number Per Box:6 Actual Size: 15 x 23Actual Size: 17 x 21 x 3 4 (17 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 12