8x16x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack growing-media The second

The second

OMRI listed and NOP (National Organic Program) approved

especially the potato aphid

making it suitable for enclosed spaces including greenhouses and indoor grow rooms

8x16x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack growing-media The secondNordic 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.