11 1/4x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack organic aerating the soil to allow

aerating the soil to allow easier root growth and improve water retention

40 pound weight capacity

The bag fully opens up to a length of 36-inches

greenhouse

• Ultimate Vacuum: 25 micron

11 1/4x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack organic aerating the soil to allowNordic 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.