20x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack spl_bfg and feature an 11" open

and feature an 11" open end for sealing

same size Matrix Pad (optional)

8μmol/J efficacy

Nordic Pure 16x24x2 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

20x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack spl_bfg and feature an 11" openNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.