The NIBCO® carbon steel ball valve provides ease of operation with quarter-turn (90 degrees) open to close. Please refer to NIBCO technical data sheets, valve selection guides, chemical resistance guide and catalog for engineering and installation information. Choose NIBCO® ball valves for the most specified, versatile and economical valve option in commercial and industrial applications. NIBCO® ball valves are backed by the exclusive NIBCO INC. 5-year 125% limited warranty.