PE(X)-AL-PE(X) Composite Pipe is a new penetration of pipe engineering and a great reformation of pipe manufacture. It has many sharp chemical and physical properties, with which it enjoys advantages of both metal pipe and plastic pipe, thus has been widely used in cold and hot water, gas, compressed air, solar energy and air - conditioned, heating, medical, foodstuff and chemical fluid supply pipe systems, of both industrial and household. Its the best substitute for all-plastic pipe, copper pipe and galvanized pipe.