21 1/2x23x1 Exact MERV 14 Plus Carbon AC Furnace Filters Number Per Box:6 AC and heater window units

AC and heater window units

Nordic Pure 16x25x1 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

Nordic Pure 16x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Nordic Pure 16x20x4 Pleated Air Filters MERV 7 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Actual Size: 9 1/2 x 19 1/2 x 3/4 (9

21 1/2x23x1 Exact MERV 14 Plus Carbon AC Furnace Filters Number Per Box:6 AC and heater window unitsActual Size: 21 1 2 x 23 x 3 4 (21. 5 x 23 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 USA.