250mm Exhaust Fan with Speed Controller, 1680 m3/h, 220-240 V, Energy Saving & Low Noise for Garage, Kitchen grow-light 4 Inch Backdraft Damper Carbon

4 Inch Backdraft Damper Carbon Filter Filters out odors and harmful particles

· Size: 6 inch X 6

Designed to ventilate the growth tent quietly

Durable plastic blower housing and blades for low noise

Fan blade adopts advanced aerodynamic design concept

250mm Exhaust Fan with Speed Controller, 1680 m3/h, 220-240 V, Energy Saving & Low Noise for Garage, Kitchen grow-light 4 Inch Backdraft Damper CarbonHON&GUAN Ventilation Solutions Overview Exhaust Fan Series Description External Rotor Exhaust Fan Delivers high volume airflow for effective ventilation and cooling in expansive environments. Inner Rotor Exhaust Fan Provides rapid and potent air movement, ideal for confined areas requiring quick ventilation. Humidity LED Light Exhaust Fan Offers smart ventilation with integrated humidity sensing and LED lighting, controlled wirelessly for optimal