Pneumatic Tube,Pneumatic Pipe,polyurethane pneumatic tube,polyurethane pneumatic Pipe,Polyurethane Tubing,Polyurethane Piping. Characteristics:1.Clear tube with high transparency.2.Bendable without ... working for long life under constant pressure.Polyurethane tube can be used in the following industries: ... line,Laboratory,Robotics,Water transmission&gardening. polyurethane pneumatic tube(T0424-200)