Breathable waterproof membrane 1)Impermeable 2)Foldability at low tempreture without crack Breathable waterproof membrane1).Excellent Performance at water resistance2).Light ... construction, subway, bridges, channel tunnel, planted roof, waterproof and drainage system, pools, dam, irrigation system, light ... CrackImpermeability(0.3MPa*2h) ImpermeableAnti-punchImpermeable Breathable waterproof membrane