IEC 60684-3-116:2010 gives the requirements for two types of general purpose, flexible, flame retarded, heat-shrinkable polyolefin sleeving. This sleeving has been found suitable for use at temperatures up to 125 °C.
- Type A - Highly flame retarded
- Type B - Flame retarded
This edition has been aligned with UL 224 for 125 °C flexible heat-shrinkable polyolefin tubing.