16 3/8x21 3/8x1 Exact MERV 7 AC Furnace Filters Number Per Box:6 0 micron contaminants and up

0 micron contaminants and up to 90% of 1

Depending on the size

Important Note: Almost all air condition filters have a different Actual Size (the exact dimensions) than Nominal Size (the name) printed on the air conditioning filter

Unlike other A/C filters where the nominal and actual sizes differ by a fraction of an inch

Nordic Pure 16x20x4 Pleated Air Filters MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

16 3/8x21 3/8x1 Exact MERV 7 AC Furnace Filters Number Per Box:6 0 micron contaminants and upActual Size: 16 3 8 x 21 3 8 x 3 4 (16. 38 x 21. 38 x 0. 75) Merv 7 pleated air filter captures large airborne particles like household dust, mold spores, and pollen. This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to MPR 600 Made in the USA. Nordic Pure MERV 7 Pleated AC Furnace