13x21 3/4x1 Exact MERV 12 AC Furnace Filters 13x24x1 It can also be beneficial

It can also be beneficial to those who suffer from allergies or respiratory issues

Replaces Trion Air Bear Cub filters and others that require an actual 3" depth and ideal for customers with health problems or for commercial units

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

Nordic Pure MERV 15+ is equivalent to MPR 2800

13x21 3/4x1 Exact MERV 12 AC Furnace Filters 13x24x1 It can also be beneficialActual Size: 13 x 21 3 4 x 3 4 (13 x 21. 75 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 MERV