iPower 6 Inch Air Carbon Filter Odor Control with Australia Virgin Premium Charcoal and Reversible Flange Prefilter Included, Black

iPower 6" Air Carbon Smelliness Control with Australia Virgin Charcoal, Reversible Flange, Pre-Filter, Fit with Inline Duct Fans for Grow Tents

AC Infinity Flexible 6-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust

Hon&Guan 6 Inch Inline Booster Duct Fan with Speed Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise