12x22x1 Exact MERV 14 AC Furnace Filters Number Per Box:12 2 or 3 A/C air

2 or 3 A/C air filter frames

Nordic Pure 12x24x2 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Ideal for high efficiency air filtration and will help those with moderate allergies and asthma

HVAC systems should be rated to handle filters of MERV 14 and above

Nordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments

12x22x1 Exact MERV 14 AC Furnace Filters Number Per Box:12 2 or 3 A/C airActual Size: 12 x 22 x 3 4 (12 x 22 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure MERV 14 Pleated AC