12x26x1 MERV 12 AC Furnace Filters Number Per Box:6 While different companies use different

While different companies use different scales to measure the air filter’s efficiency

Nordic Pure 12x24x4 MERV 10 Pleated 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 12x12x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Actual Size: 9 1/2 x 23 1/2 x 1/2 (9

pet dander

12x26x1 MERV 12 AC Furnace Filters Number Per Box:6 While different companies use differentActual Size: 11 1 2 x 25 1 2 x 3 4 (11. 5 x 25. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores and other contaminants. Ideal for high efficiency air filtration and will help those with moderate allergies and asthma. Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500 1900 Made in the USA. Nordic Pure