Air Filtration Kit 6", Inline Fan with Speed Controller, Carbon Filter & Ducting Combo Apogee Instruments Inc. Just add your own lighting

Just add your own lighting

In their side-by-side test

Complete PRO ventilation and odor control system for large rooms

and potassium (NPK)

Advanced Nutrients - pH Down

Air Filtration Kit 6", Inline Fan with Speed Controller, Carbon Filter & Ducting Combo Apogee Instruments Inc. Just add your own lightingAC Infinity 6 inch air filtration kit with fan, filter, and ducting This 6 inch kit pairs a CLOUDLINE inline fan with a carbon filter and 25 feet of ducting for complete tent ventilation and odor control. The EC motor fan moves 352 CFM at just 34 dBA and runs off a 10 speed controller. A 38mm Australian RC412 carbon bed at 1200+ IAV scrubs odor as air passes through. Everything you need to build the fan filter duct loop comes in the box. Complete grow