21x23 1/2x1 MERV 14 Plus Carbon AC Furnace Filters 14x20x1 MERV 12 Plus Carbon air

MERV 12 Plus Carbon air filters are comparable to air filters with the MPR rating of 1900

Nordic Pure 20x25x5 Lennox X6673_X6675 Replacement MERV 15 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”

Nordic Pure 15x20x2 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 20x20x4 Pleated Air Filters MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Nordic Pure 10x20x2 MERV 14 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

21x23 1/2x1 MERV 14 Plus Carbon AC Furnace Filters 14x20x1 MERV 12 Plus Carbon airActual Size: 20 x 23 1 8 x 3 4 (20 x 23. 13 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps 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 14 is equivalent to MPR 2800 Made in the