18x22x1 MERV 14 AC Furnace Filters Number Per Box:12 Nordic Pure 14x30x1 MERV 12

Nordic Pure 14x30x1 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

HVAC systems should be rated to handle filters of MERV 15 and above

Actual Size: 9 1/2 x 15 1/2 x 3/4 (9

Nordic Pure 12x36x1 MERV 10 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 20x20x5 Pure Carbon Pleated Odor Reduction Air Bear Replacement MERV 8 air filters measure an actual depth of 4 15/16"

18x22x1 MERV 14 AC Furnace Filters Number Per Box:12 Nordic Pure 14x30x1 MERV 12Actual Size: 17 1 2 x 21 1 2 x 3 4 (17. 5 x 21. 5 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