14x22x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack growing-media Low Frequency

Low Frequency

and calibration screwdriver are all included with unit

and up to 48 2-gallon modules

One 45mm round pack is typically sufficient for containers up to 1 ounce (28g)

14x22x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack growing-media Low FrequencyNordic 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.