Composite HDPE Geomembane with Nonwoven Geotextile Description 1) One layer geotextile and one layer membrane ; Weight of base geotextile : 100g/m2-1000gm2 ; Thickness of geomembrane :0.1mm-1.5mm . 2) Two layers geotextile and one layer membrane ; Weight of base geotextile : 80g/m2-600gm2 ; Thickness of geomembrane :0.2mm-1.5mm . 3) One layer geotextile and two layers membrane ; Weight of base geotextile : 100g/m2-1000gm2 ; Thickness of geomembrane :0.1mm-0.8mm . 4)&nb…