cable duct , CE,make of rigidity PVC sale well in Southeast ... Europe,Iran,Indonesia,Pakistan. OEM & ODM Round PVC Trunking Material:made from PVC(Grey),good insulation non self-ignite ... tapes) Usage:Home telephone wires,DGT Wiring,DisasterPrevention,burglarproof,Monitoring System the wiring.Feature:Semicircle design of the notch cover ... LiuTel: 86-13928293222 86-757-25661588 pvc optical cable trunking