Product :Drainage mat Sheet drain Dimple drain sheet Material:HDPE HPIS Color:black or white Weight:650g/m2----1270g/m2 Thickness:1.0mm----1.5mm Whole thickness(single or double side):10mm----40mm Specification of drain board:1200mmX16660mm Tensile loading:>150kpa --- >300kpa Drain capacity:5.6—24.8cm3/s Application: Drainage mat Sheet drain Dimple drain sheet widly used in the basement,greening project,the yunnel,waste landfill.golf course,drainage and reserving water project.