17x17x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Environmental Controllers Potent and powerful high phosphorus

Potent and powerful high phosphorus guano consciously extracted to not disturb the bat colonies and to provide an unparalleled completely natural source of phosphorus and calcium

cesspools and septic tanks

Made in North America

Despite the small size

Nordic Pure 16x16x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

17x17x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Environmental Controllers Potent and powerful high phosphorusNordic 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.