... sheet Geomembrane( ASTM standard)geomembrane, 0.5mm,0.75mm,1mm,1.5mm,2.0mm,2.5mm,3.0mm,3.5mm,4.0mm smooth and textured,HDPE ... textured designs.PerformanceExcellent physical and mechanical performance, high tearing resistance, good deformation adaptability, high puncture resistance, high aging resistance, high UV ... riverway etc. customized product ISO High quality HDPE geomembrane(0.5mm-4mm) (supplier)