The role of Angle valve: 1. 2, it is water pressure is too big, can adjust above triangle valve, close a little bit,3, it is the action of switch, if bibcock leakage is like occurrence now, may close triangle valve, do not have to close the main valve in the home. 4, it is beautiful and generous. So, general bridal chamber decorates the water that is indispensable heating fittings, so when decorating bridal chamber stylist also can mention. Function of toilet corner valve: first. Can be inside walls orifice and hose wire inside the hole section is connected to the second, can cut off the water for future maintenance and repair of the toilet third, can adjust water pressure control, to protect the normal use of the toilet sanitary ware (this is relatively small, unless you are the water pressure is oversized) pneumatic Angle valve: automatic control system in the common line switch, is widely used in knitting, printing and dyeing, washing, bleaching, food, chemical industry, water treatment, medicine and other automatic machinery and equipment, with no water, no noise, reliable sealing performance, etc.