Use a belt drive axial upblast exhaust ventilator from Grainger to help exhaust contaminated air in warehouses, manufacturing facilities, foundries, laboratories and more. Some models are designed to help with emergency smoke removal. These weather-resistant units feature heavy-gauge galvanized steel housings, bolted seams and reinforced edges to help provide added strength. Choose the propeller size and motor speed that fits your application. Shop Grainger today for a belt drive axial upblast exhaust ventilator!