21 1/2x26x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients-and-supplements always insert MacroPlugs in a

always insert MacroPlugs in a tray with individual cells

integration with smart controls and a 5-year warranty

4x4ft(veg) grow space

or 275 LED fixtures and offers 24-hour and week by week timer

21 1/2x26x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients-and-supplements always insert MacroPlugs in aNordic 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.