20x24x4 (3 5/8) Pleated MERV 15 Air Filters Number Per Box:6 Actual Size: 21 1/2 x

Actual Size: 21 1/2 x 35 1/2 x 3/4 (21

Nordic Pure 12x18x1 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

Trion Air Bear Replacement filters have a depth of 4 7/8" and ideal for customers with health problems or for commercial units

Nordic Pure 24x24x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

20x24x4 (3 5/8) Pleated MERV 15 Air Filters Number Per Box:6 Actual Size: 21 1/2 xActual Size: 19 3 8 x 23 3 8 x 3 5 8 (19. 38 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 looking for superior filtration or for commercial units which support a rating of MERV 15 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 15+ is equivalent to MPR 2800 Made in the USA.