The NIBCO® full port bronze ball valve provides ease of operation with quarter-turn (90 degrees) open to close. The two-piece valve features threaded end connections for easy installation. The valve is FM Approved and Underwriters Listed for automatic fire sprinkler trim application (UL258). Please refer to NIBCO technical data sheet, valve selection guides and catalog for engineering and installation information. Choose NIBCO® ball valves for the most specified, versatile and economical valvemore option in commercial, mechanical, fire protection and industrial applications. NIBCO® ball valves are backed by the NIBCO INC. 5-year 125% limited warranty. less