LASCO 06-9245 Angle Stop Quarter Turn Ball Valves, 1/2-Inch Copper Sweat Inlet X 3/8-Inch Compression Outlet, Chrome Sink/toilet 1/4 turn water supply angle valve Lead free Chrome Finished brass Lead free approved product in all states Used to connect water supply to sink or toilet 1/2 inch copper pipe solder x 3/8 inch compression