12x24x4 (3 5/8) Pleated MERV 13 Air Filters Number Per Box:6 This high-performance HVAC replacement filter

This high-performance HVAC replacement filter will outperform non-electrostatic fiber-glass filters

and any air system that requires half-inch (1/2") air condition filters

mold spores

Nordic Pure 12x25x1 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

please make sure you order the exact size you need to the fraction of an inch

12x24x4 (3 5/8) Pleated MERV 13 Air Filters Number Per Box:6 This high-performance HVAC replacement filterActual Size: 11 1 2 x 23 3 8 x 3 5 8 (11. 5 x 23. 38 x 3. 63) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure 12x24x4 Pleated Air Filters MERV 13