Profile: Zeiger Industries, Inc. is a manufacturer of industrial products. Our products include 4-piece sliding ring valves, 4-piece spinner valves, 4-piece carbide-faced valves, bimetallic barrels, standard end caps, water-cooled pin-type LSR shut-off nozzles and air/hydraulic operated shut-off nozzles. Our brand includes Mallard™. Our products are used in a wide range of industrial applications.