1.one piece of geotextile and one piece of membrane,weight of base geotextile:100-1000g/sqm,thickness of geomembrane:0.1-1.5mm
2.two pieces of geotextiles and one piece of membrane:weight of base geotextile :80-600g/sqm,thickness of geomembrane :0.2-1.5mm
3.one pieces of geotextile and two pieces of membranes.weight of base geotextile:100-1000g/sqm.thickness of geomembrane:0.1-0.8mm
width:2m-6m
length:50-100m(or as customer's requirement)