17x20x1 MERV 13 Plus Carbon AC Furnace Filters Number Per Box:12 25 x 35 x 0

25 x 35 x 0

Replaces Honeywell 16x20x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for superior filtration or commercial units

We recommend that you change your air filter every 3-6 months to maintain maximum efficiency and economy

Nordic Pure 12x18x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

17x20x1 MERV 13 Plus Carbon AC Furnace Filters Number Per Box:12 25 x 35 x 0Actual Size: 16 1 2 x 19 1 2 x 3 4 (16. 5 x 19. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400