Friction modes and tie-offs for the HUIT - Petzl Canada
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Friction modes and tie-offs for the HUIT

Rappelling on a single strand of rope requires knowing how to adjust the descender friction, depending on the situation. When stopping on rappel, a tie-off frees up your hands.

Warnings

  • Carefully read the Instructions for Use used in this technical advice before consulting the advice itself. You must have already read and understood the information in the Instructions for Use to be able to understand this supplementary information.
  • Mastering these techniques requires specific training. Work with a professional to confirm your ability to perform these techniques safely and independently before attempting them unsupervised.
  • We provide examples of techniques related to your activity. There may be others that we do not describe here.

Adjusting friction on the HUIT

How the rope is inserted into the HUIT allows choosing the amount of friction suitable for the planned rappel, depending on the terrain, the situation, rope diameter, user weight... The choice must be made before starting the rappel.

Adjusting friction on the HUIT.
Adjusting friction on the HUIT.

Tying off the HUIT

To stop on rappel and free up your hands, you must do a tie-off.

  • HUIT tie-off in normal friction mode
HUIT tie-off in normal friction mode.
HUIT tie-off in normal friction mode.
  • HUIT tie-off in vertaco friction mode
HUIT tie-off in vertaco friction mode.
HUIT tie-off in vertaco friction mode.
  • Caver-style HUIT tie-off in vertaco friction mode

    WARNING: this tie-off can be difficult to undo if the user's feet are not on a supporting surface.
Caver-style HUIT tie-off in vertaco friction mode.
Caver-style HUIT tie-off in vertaco friction mode.

Technical tip done in collaboration with the CREPS Rhône-Alpes