Temptrol pressure balancing shower valve body. Adjustable stop screw to limit handle turn. Male 1/2" NPT or direct sweat inputs and shower port. Female 1/2" NPT tub port. Integral volume control. Stringer mounts in casting. PEX cold expansion inlet fittings. EASYSERVICE STOPS included. Includes ProSafe Test Cap in place of flow control spindle and cap nut