CI Thornburg distributes resilient wedge gate valves with an iron body, iron wedge, non rising stem, and in different styles. The Mueller gate valves with flanged ends come in sizes of 2, 2.5, 3, 4, 6, 8, 10 and 12 inches. The Mueller gate valves with mechanical joint ends come in sizes of 2, 3, 4, 6, 8, 10 and 12 inches.