Hitech Bulk Handling System Pvt. Limited manufactures Motorized/ Pneumatic Multi Louver Damper. Hitech Bulk Handling System Pvt. Limited offers a wide range of Conveyors, Truck Loading Machines, Elevator, Crushers, Screening and Pneumatic Equipment and material handlings systems. The Motorized/ Pneumatic Multi Louver Damper can be used for pre-spinning of duct air, isolation, and modulating service. Motorized/ Pneumatic Multi Louver Damper is also utilized for stack isolation where it is applied to protect the exhaust system from the elements to prevent the ingress of rain water. The Multi Louver Damper minimizes heat loss from the boiler and also reduces the stack effect during periodic shutdowns.