We produce vacuum stretch hose,industrial hose,wire conduit,corrugated hose,ventilation hose,PVC hose,PU hose,ducting since ... ,pvc spiral hose,plastic hose,vacuun hose,industrial hose,wire conduit,corrugatedMaterials: Outer bore(Wall): High quality soft PVC Reinforcement: High ... mould,extrusion,spiral,corrugated and so on.Features: 1 Highly flexible, light weight and high tensile strength2 1:3,1:2 ...