21x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack AIR FILTER BOXES rooting cuttings and/or low-light growing

rooting cuttings and/or low-light growing conditions that contains a beneficial mycorrhizal inoculum (Glomus intraradices)

Important Note:  Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter

– Aggressive Dosage Rate: 8 ML per gallon

Kit Includes (2) 18” Support Bars

Fiberglass reinforced ducting with itch-free 3-ply permanent interior sound-deadening insulation

21x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack AIR FILTER BOXES rooting cuttings and/or low-light growingNordic 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.