11 3/8x11 3/8x1 Exact MERV 14 Plus Carbon AC Furnace Air Filters 6 Pack stocked Automatic single calibration with calibration

Automatic single calibration with calibration indicator

hoop houses

allowing you to cover an area of 100 square meters in less than a minute

It can be used in hydroponic applications of all kinds

• Contains spinosad

11 3/8x11 3/8x1 Exact MERV 14 Plus Carbon AC Furnace Air Filters 6 Pack stocked Automatic single calibration with calibrationNordic 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.