... beautiful,Decent packaging4).Use: For internal wiring,protecting the wire under 1200v5).Effect: After using,wiring easily and trimly,installing reliably,and ... cost and a longer performance life5).Non-conductive: excellent electricity insulation, which resist 25kv voltage , assuring a safe system6).Installation: easy ... -pull,installed with solvent cementing and threading joinin PVC CABLE WIRING DUCT