Profile: Amco Industrial Valves is a manufacturers of ball valves, butterfly valves, diaphragm valves, wafer check valves, dual plate check valves, knife edge gate valves, pulp valves, gate valves, globe valves and check valves. Our products are widely used in process & chemical, refineries & petrochemicals, fertilizers, drugs & pharmaceuticals, thermal power stations, nuclear & atomic power stations, textiles, dyes & intermediates, paints & varnishes, sugar, breweries & distilleries, soaps & detergents, steel plants, and food & oil industries. AIV model butterfly dampers are essentially seatless butterfly valves intended for low pressure gas lines and air lines. The lightweight construction with the narrow wafer body enables easy fitment of these valves in ducts, manifolds and exhaust lines without additional support or strengthening of pipe lines.