18x22x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack CO2 always insert MacroPlugs in a

always insert MacroPlugs in a tray with individual cells

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18x22x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack CO2 always insert MacroPlugs in aNordic 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.