12x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack spl_cg the powdery mildew commonly found

the powdery mildew commonly found on blackberries

Shelf Life: Use as soon as possible

5% | Sulfur (S): 0

Removable grid keeps larger birds from throwing seed on the ground

12x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack spl_cg the powdery mildew commonly foundNordic Pure 12x24x4 MERV 12 Pleated Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon