cable duct , CE,make of rigidity PVC sale well in Southeast Asia, Mid Asia,Eastern Europe,Iran,Indonesia,Pakistan. OEM & ODM Round PVC Trunking Material:made from PVC(Grey),good insulation non self-ignite and heat-resistingup to 85 oC.Instruction:made up of notch bottom and cover(double-sided tapes) Usage:Home telephone wires,DGT Wiring,DisasterPrevention,burglarproof,Monitoring System the wiring ...