Improve air circulation and remove heat, smoke, or fumes with the V-DH3500-1 Exhaust Fan. Engineered for demanding industrial environments, the DH3500 offers high airflow performance, low energy consumption, and durable construction. Ideal for warehouses, factories, and large commercial spaces, this exhaust fan ensures efficient ventilation and long-lasting reliability. Choose the DH3500 for a powerful, quiet, and cost-effective exhaust solution.