16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Synthetic Pro Edition including multi-point conductivity calibration for

including multi-point conductivity calibration for acids and bases

Volume: 413 Gallon

nylon mesh to protect the carbon lining

Can be used safely within a week until harvest

and yucca extract

16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Synthetic Pro Edition including multi-point conductivity calibration forNordic 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.