21 1/2x24x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Tents / Indoor Greenhouses PREMIUM SAFETY FEATURES

PREMIUM SAFETY FEATURES

Does this filter remove nutrients or pH-adjusting compounds

Many growers have already learned that PBH/Nature's Media Amendment

This is one of the most powerful and potent All-in-One plant growth enhancers on the market today

Commercial grows

21 1/2x24x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Tents / Indoor Greenhouses PREMIUM SAFETY FEATURESNordic 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.