... Middle East, Southeast Asia and Japa HDPE geomembrane with rough surface (waterproof) HDPE has excellent property of temperature adaptability,weldability,weather ... ,sewage or dregs disposal projects.HDPE geomembrane with rough surface is a new type of anti-leakage products,with ... suitable for anti-leakage purpose in slope and vertical surface so as to enhance its stability.comparation table of ...