The NIBCO® resilient wedge ductile iron gate valve features mechanical joint end connection for easy installation and accessibility. Non-rising stem gate valves are recommended when positive shutoff is required and where space is a premium. These valves may be operated with a hand-wheel or square operating nut and wrench (wrench not included). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® gatemore valves for one of the most versatile and economical valve option in irrigation, commercial, mechanical and industrial applications. NIBCO® valves are backed by the NIBCO 5-year 125% limited warranty. less