Temptrol pressure balancing tub/shower valve body. Adjustable stop screw to limit handle turn. Male 1/2" NPT or direct sweat inlets and shower port. Female 1/2" NPT tub port. VersaFlex integral diverter. Stringer mounts in casting. Propress stub out inlet fittings. EASYSERVICE STOPS included. Includes Reverse Seat for Back-to-Back Installation