Upgrade your ventilation system with the 10 in. Shutter Exhaust Fan, designed for high performance and energy efficiency. This fan delivers a powerful airflow of 647 CFM at 1400 RPM, ensuring optimal air circulation in spaces like sheds, garages, and greenhouses. The robust construction features thicker materials for enhanced durability, reducing the risk of deformation during transit. With the included infinity speed controller, you can easily adjust the fan speed to suit your comfort level, from a gentle breeze to a powerful gust. The built-in mesh screen not only prevents debris from entering your space but also ensures the safety of children and pets. Despite its high-speed performance, the fan operates quietly, maintaining a peaceful environment. The metal filter mesh is provided separately, allowing you to customize the installation based on your specific needs. Experience the perfect blend of power, efficiency, and convenience with this versatile exhaust fan. Color: Black. Material: Aluminum.