KEN BROWN 12 Inch Shutter Exhaust Fan, Aluminum Wall Mounted Attic Fan, 1450 CFM, Automatic Shutter for Attic Garage Greenhouse Shed Ventilation

KEN BROWN 12 Inch Shutter Exhaust Fan, Aluminum Wall Mounted Attic Fan, 1450 CFM, Automatic Shutter for Attic Garage Greenhouse Shed Ventilation

• [High-performance Ventilation] Ken Brown 12 inch shutter exhaust fan is equipped with aluminum fan blades, produces airflow up to 1450 CFM and quickly expels heat, odors and dust. This attic fan is ideal for sheds, workshops, garages, greenhouses and barns
• [Powerful Motor, High Reliability] Powered by a 55W enclosed copper ball bearing motor running at 1600 RPM, this exhaust fan runs smoothly and stably with low noise (<60dB), delivering strong, stable airflow with an air velocity reaching 8.5 m/s. The fully enclosed structure is waterproof and dustproof for lifetime maintenance-free use. Ideal as an attic fan for year-round ventilation
• [Automatic Thermal Protection] For safe and worry-free operation, the greenhouse exhaust fan is equipped with an automatic 135°C thermal protector. If the motor overheats, the power will automatically cut off to stop the fan. Once cooled down, it will automatically restart without manual reset. Ideal for 24-hour ventilation and unattended operation
• [Premium Material & Durable Structure] Our greenhouse fan features a sturdy galvanized steel frame, aluminum shutters, and aluminum fan blades. This structure offers excellent rust resistance and stable performance, making the exhaust fan reliable for long-term use even in damp or high-temperature environments
• [Automatic Louvers · All-Weather Protection] The wall exhaust fan comes with automatic shutters. It opens smoothly during operation and closes tightly when not in use. This design greatly blocks rain, small flying creatures, loose particles, and external contaminants from entering, while reducing unwanted heat loss in winter. It helps maintain cleaner airflow, improves energy efficiency, and enhances overall ventilation performance
• [Reliable Customer Service] Ken Brown offers professional and efficient customer support and responds to all inquiries within 24 hours. If you have any questions or issues with our products, please feel free to contact us — we're always here to help