8 Inch Air Filtration Kit(623 CFM): Inline Duct Fan with Speed Controller, High Carbon Filter, Ducting, Lanyard & Rubber Coupler

【Efficient Ventilation System Kit】: Includes HONGUAN(Hon&Guan) 8″ inline duct fan, Speed Controller, 16″ High Carbon Filter & 16 Ft Ducting. It’s the ideal choice for moving and circulating air in various ventilation projects; easily and precisely control fan speed and airflow to stabilize and optimize your growing environment【Low Noise & Energy-Saving】: HONGUAN(Hon&Guan) inline duct fan ensures powerful performance with airflow at 624 CFM at a low noise level of 45dB, ventilates quietly and won’t disrupt your work or life【Effective Odor Control】: Utilizes RC 48 lightweight activated carbon with 1200 IAV and a 38mm thick charcoal bed for higher absorption. Helps eliminate unpleasant odors【3-Layer Tough】: HONGUAN(Hon&Guan) dryer exhaust hose keep your ventilation system free of rips and pin holes. The dryer duct is built with 2 layers of aluminum foil with a layer of PET and steel wire helix to preserve the shape, keep your ventilation system free of rips and pin holes【Versatile Applications】: HONGUAN(Hon&Guan) ventilation system is designed for ventilation in hydroponic grow rooms, heating/cooling transfer, temperature and humidity regulation, and odor removal. It effectively improves air circulation in grow tents, hydroponic grow rooms, electronic equipment rooms, closets, kitchens, bathrooms, basements, and more