The NIBCO® stop and waste valve is a multi-purpose in-line shutoff valve for use in low-pressure, domestic water systems. The valve's screw-in bonnet offers a durable, pressure-tight seal. Constructed of high quality lead-free* dezincification-resistant (DZR) Performance Bronze® alloy per ASTM specifications, the lead-free valve is recommended for applications that deliver water for human consumption, including commercial and residential construction. The stop and waste valve features an epoxy coated zinc alloy handwheel for easy operation. Please refer to NIBCO technical data sheets and catalogs for engineering and installation information. Choose NIBCO® valves for the most specified, versatile and economical valve option in commercial and residential applications. NIBCO® valves are backed by the NIBCO INC. 5-year 125% limited warranty.