17x17x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack beneficial microbes animals and fish

animals and fish

5% Nitrate Nitrogen

Each duct tube is held together by an internal steel-wire spiral that is flexible and easy to install in hard to reach places

Comes pre-assembled with everything you need to grow

Re-attach the lid

17x17x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack beneficial microbes animals and fishNordic 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.