Iluma Non Migratory V90 10mm Black Single Core Auto Cable 60A 100m RollNon Migratory Cable: For use in applications where the cable will be touching polystyrene, polyurethane and other similar thermal insulations. Standard cable insulation can be compromised by a chemical reaction if it is in contact with polystyrene. The plasticiser will slowly leach out of the cable over time and cause the cables PVC material to become harder, more brittle and prone to cracking. Non Migratory cable is now recommended to be used in