Nordic Pure 18x25x1 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
Nordic Pure MERV 10 is equivalent to MPR 1000
Nordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office
Unlike other A/C filters where the nominal and actual sizes differ by a fraction of an inch
Actual Size: 17 x 21 x 3/4 (17 x 21 x 0
18x24x4 (3 5/8) Pleated MERV 14 Air Filters Carbon Nordic Pure 18x25x1 MERV 12Actual Size: 17 1 2 x 23 3 8 x 3 5 8 (17. 5 x 23. 38 x 3. 63) 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