This rough-in kit series DWB duo-clozure wall box with series 2-M2 washing machine shutoff valve is used in washing machine applications to manually control water flow and pressure from the hot and cold water supply piping to the flexible hoses feeding a washing machine. It consists of a series 2-M2 valve with 1/2 IN solder connections, adjustable stud mounting brackets, a single Duo-Cloz lever to control shutoff of both hot and cold water supplies, and water pressure test plugs. Maximum pressure is 150 PSI (10.3 BAR).