Mevadhashma Rotary Air Lock Valves is to Control the flow of Powder, Bulk Materials from one Chamber to Another Chamber while maintaining airlock condition. Mevadhashma Rotary Air Lock Valves are used in Dust Collection systems, bag filters, cyclones and pneumatics conveying systems to achieve good efficiency of systems with efficient airlock. The Valves are also used Airlock Feeders for Boilers for feeding and metering coal, bagasse and etc.