50 MM NB;PVC;GREY;6.8 MM WALL THK,+ OR - 0.4 MM;MARKING,"(FLEXIBLE) ELECTRICAL CONDUIT - AS2053" AT 1 M INTERVAL;AS2053 ;15 M ROLL,PACK WEIGHT 25 KG;FOR U/G SERVICE FROM O/H MAINS,UJ MANUAL 1.951D;& REFER PUBLIC LIGHTING CONSTRUCTION MANUAL - 3 PHASE SUPPLY TO MRD S/L;