Round Metal Shutter for Exhaust Fan – 12 Inch | Industrial Ventilation Cover

Upgrade your ventilation system with this durable Round Metal Shutter for 12 Inch Exhaust Fans. Designed to prevent dust, rain, and insects from entering your space while maintaining smooth airflow, this shutter is made from high-quality metal with a rust-resistant coating, ensuring long-term performance in harsh environments.
Ideal for factories, kitchens, warehouses, workshops, basements, and other commercial or industrial settings, this automatic backdraft damper opens when the fan is operating and closes when it’s off—keeping your space protected and energy-efficient.