ROUND THERMOSTATIC SHOWER SET: Valve made of brass with thermostatic cartridge; 4-way diverter (shower head, other shower head, both simultaneously or off); 6-inch (15.24 cm) brass wall mount shower arms; 8-setting shower heads, swivelling with easy-to-clean anti-limescale nozzles; Flow rate of 9.5 L/min (2.5 US gal/min).