Mueller Industries, Inc. (Mueller) is a manufacturer of copper, brass, aluminum and plastic products. The Company operates through two segments: Plumbing & Refrigeration and Original Equipment Manufacturers (OEM). Its Plumbing & Refrigeration segment consists of Standard Products (SPD), Great Lakes Copper Ltd. (Great Lakes), European Operations and Mexican Operations. Its OEM segment consists of Industrial Products (IPD) and Engineered Products (EPD). The Company's products include copper tube and fittings; brass and copper alloy rod, bar, and shapes; aluminum and brass forgings; aluminum and copper impact extrusions; plastic fittings and valves; refrigeration valves and fittings; fabricated tubular products; and steel nipples. The Company also resells imported brass and plastic plumbing valves, malleable iron fittings, faucets and plumbing specialty products. Mueller's operations are located throughout the United States and in Canada, Mexico, Great Britain, and China.