HSPO – Heat Shrink Tubing

Thin wall, flame retardant, 2:1 shrink ratio, flexible, crosslinked polyolefin heat shrinkable tubing.


HSPO thin wall, heat shrinkable tubing is a general purpose heat shrink tubing made from a specially formulated, cross-linked polyolefin. It offers excellent electrical, chemical, and physical properties. This tough, flexible tubing can be used for insulation, harnessing, strain relief, and identification purposes in a variety of industrial and military applications.


  • Shrink Ratio of 2 to 1
  • Meets UL, CSA
  • 14 standard sizes in 6 colours
  • Flame Retardant (except clear)
  • Low smoke generation
  • Standard 4 foot lengths or 100 foot spools
  • 600V Rated
  • Continuous operating temperature -45˚C to 125˚C
  • Halogen free
  • UL224 VW-1 – black only



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