[Package Includes]: 6-inch iFresh inline duct fan, carbon filter, duct, steel hoops *3, 5-gallon grow bags *4, timer, 100x100cm new grow net, 6-inch clip fan, seedling tray, 6-inch scissors, glasses

• Fan/Duct/Filter Size: 6 Inch
• Airflow: 402CFM
• Noise: 32dB-A
• Controller Type: Speed Controller

With a 6'' inline fan rated for 402CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 6 inch inline duct fan and carbon filter combo provides everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 5x5 feet.