About This

► With Adjustable Thermostats and Speed Controller - Adjustable thermostat between 50°F and 120°F (10℃ and 48.89℃). You can easily set your desired activation temperature anywhere between 50°F and 120°F. Can control the running time and speed of the fan, energy-saving, environmentally friendly, and cost saving.
► Strong Ventilation Capacity - With its steel blades and deep pitch angle, it can exchange air at an impressive rate of 1030 CFM! 120 Volts, 60W, 60Hz with 1688 RPM. This industrial grade shutter fan can solve all of your cooling and ventilation needs. Widely use in garages exhaust fan, chicken coops fan, home attic fan, workshops, sheds fan, attics fan, offices, shop fan, welding rooms, factories, warehouses, barns, greenhouses exhaust fan, basement fan, commercial, hospitals and theaters...
► Quiet Operation - The whisper silent operation of this 12 inch shutter exhaust fan is attributed to the permanently lubricated motor that runs smoothly and requires no maintenance. Each motor examnines before leaving factory and strict testing, to ensure a good structure, excellent suction, perfect matching and smooth operation. Meanwhile, the compact and precise structure of the fan also eliminates rattling and minimizes wear and tear, giving in a long lifespan of the device.
► Durable & Sturdy - This Upgraded 12 inch Shutter Exhaust Fan is made with full metal material, making it super sturdy and durable. Not only does it have a sturdy industrial grade galvanized steel frame and aluminum shutters, but the deep pitch angle of the 12 inch steel blades provides maximum air movement. Plus, the upgraded motor means it will last even longer. Effectively solved the problem of product deformation encountered during transportation.
► 100% Fully Close - This 12 inch wall mounted exhaust fan is equipped with automatic louver blades that open and close with the operation of the fan. The ability to close the shutters when the fan is not in operation significantly reduces energy consumption. At the same time, the closed shutters protect the fan from dust, rain, and other elements, extending its lifespan. Minimizing noise transmission, making shutter exhaust fans ideal for quiet environments.