20x21x1 Exact MERV 10 AC Furnace Filters Number Per Box:6 Nordic Pure 20x25x4 Plus Carbon

Nordic Pure 20x25x4 Plus Carbon Air Filters MERV 8 are made of a dual material where the MERV rated material has been fused together with a carbon layer

Nordic Pure 16x25x5 Honeywell Replacement MERV 8 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”

Nordic Pure 20x20x5 Air Bear Replacement MERV 15 air filters measure an actual depth of 4 15/16"

MERV 14 Plus Carbon air filters are comparable to air filters with the MPR rating of 2800

20x21x1 Exact MERV 10 AC Furnace Filters Number Per Box:6 Nordic Pure 20x25x4 Plus CarbonActual Size: 20 x 21 x 3 4 (20 x 21 x 0. 75) Removes pollen, smoke particles, pet dander, bacteria, allergens, mold, virus carriers, and other contaminants. Ideal for normal air filtration and will help those with mild allergies. Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 10 is equivalent to MPR 1000 Made in the USA. Nordic Pure MERV 10 Pleated AC Furnace Air Filters provide exceptional