21x23x1 Exact MERV 14 Plus Carbon AC Furnace Filters Number Per Box:6 MERV 12 furnace air conditioner

MERV 12 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1900

Nordic Pure 20x25x4 Plus Carbon Air Filters MERV 14 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

Trion Air Bear Replacement filters have a depth of 4 7/8" and ideal for superior filtration and odor control or commercial units

CONSTRUCTION: Custom air filters are made by cutting down or combining 1

21x23x1 Exact MERV 14 Plus Carbon AC Furnace Filters Number Per Box:6 MERV 12 furnace air conditionerActual Size: 21 x 23 x 3 4 (21 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. Nordic