VENT PRODUCTS specializes in energy-saving air-control products and accessories designed to suit your application. When you specify products for your HVAC system, you want a high quality product, plus efficient, dependable service. We manufacture louvers, dampers, fire dampers, roof curbs, gravity ventilators and penthouses. Vent Products manufactures custom products in 10 working days or less. We offer rush programs that ship as quick as next day. We offer custom products as well as our proven standard products. We are located on the West side of Chicago.