22x26x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Led to save space in the

to save space in the grow room

• Automatic Drain and Fill Cycle: Unit flushes and fills periodically to maintain the proper conductivity

Duct booster fans increase airflow in hard-to-ventilate rooms

Poplar and Eucalyptus

then add ROOTS followed by Elite 91 CalMag and adjust the pH to about 5

22x26x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Led to save space in theNordic 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.