... in magnetic ducts is not allowed.YJLVAl. Conductor, XLPE Insulated, PVC Sheathed Power CableYJYCopper Conductor, XLPE Insulated, PE Sheathed Power CableFor laying indoors and ... the larger positive pressure.YJLV32Al.Conductor, XLPE Insulated, Fine Steel Wire Armored,PVC Sheathed Power CableYJV42Copper Conductor, XLPE Insulated,Thick Steel Wire Armored,PVC ...