17 1/4x29 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12x15x1 Nordic Pure 18x20x1 MERV 7

Nordic Pure 18x20x1 MERV 7 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

Nordic Pure 16x20x4 Plus Carbon Air Filters MERV 15 are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

Nordic Pure 16x28x6 Aprilaire Space-Gard 2400 Replacement Air Filters Part 401 MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your workspace or office

this is just a list of the most well-known systems that use this size

Actual Size: 9 1/2 x 15 1/2 x 3/4 (9

17 1/4x29 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12x15x1 Nordic Pure 18x20x1 MERV 7Actual Size: 17 1 4 x 29 1 4 x 3 4 (17. 25 x 29. 25 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