Air Box Jr. Pre-Filter Refill pH Up or flowers

or flowers

and the Boveda holder removes the burping routine

drain and inlet line

With adjustable air venting screens and multiple duct ports

Air Box Jr. Pre-Filter Refill pH Up or flowersSpecial Order Note: Returns for Air Boxes not used are 14 days from the time of delivery. There is a 30% restocking fee and must pay for return shipping. This is the Air Box manufacturers return policy. Don't let unwanted air pollutens get in your grow room with this versatile Air box jr. From the maker of the original Air box, it eliminates 98% of all insects, molds, mildews, spores, pollen, dust, dander and other airborne particles down to 0. 3