Vevor Inline Duct Fan 4" 200 CFM Variable Speed Controller Quiet AC Motor Ventilation Exhaust Fan New refurbished-items and perfect for commercial use

and perfect for commercial use

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Vevor Inline Duct Fan 4" 200 CFM Variable Speed Controller Quiet AC Motor Ventilation Exhaust Fan New refurbished-items and perfect for commercial useThe Vevor 4" inline duct fan is designed to improve airflow in grow tents, hydroponic rooms, electronic equipment spaces, kitchens, and basements. It delivers up to 200 CFM airflow with a pure copper AC motor for dependable ventilation performance. A variable speed controller lets you adjust airflow to match different environments. Rubber mats help reduce vibration and support quieter operation. The included mounting accessories make installation