Get everything you need for your shower as one complete set. The set includes the controller with rough-in diverter valve, rain shower head, sliding shower bar with hand held shower as well as the wall union. The lever controls the temperature and pressure white the knob above is turned to select which function you want. It has a nice square design and comes in a stylish matte black. The rain head is 8 inches square and the sliding shower bar is 30 inches long. Fully approved for Canada.