Knots - Petzl United Kingdom
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Knots

How to tie knots? Explanatory diagrams.

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.

Figure-eight knot

For tying in

Figure eight knot for tying in
Figure eight knot for tying in

Figure-eight knot

For the anchor

Figure eight knot for the anchor

Flat overhand bend

For joining two ropes

Flat overhand bend for joining two ropes

Bowline knot with backup knot

Easier to untie than the figure 8 knot

WARNING: backup knot mandatory (e.g. with a double overhand knot)

Bowline knot with backup knot
Bowline knot with backup knot

Clove hitch

Rapid-adjust anchor knot

Clove hitch
Clove hitch

Munter hitch

Friction hitch, does not lock the rope

Munter hitch
Munter hitch

Double knots

Used to equalize anchors when installing a fixed vertical line or traverse line.

The bowline on a bight can be easier to undo after significant loading.

Bunny

Bunny
Bunny

Bowline on a bight

Bowline on a bight
Bowline on a bight

Butterfly knot

One of the few knots that minimizes rope strength loss, this knot may be used to isolate a damaged section of rope.

Butterfly knot

Butterfly knot

It can also be used to equalize two widely separated anchors in conjunction with a figure 8 knot.

It can also be used to equalize two widely separated anchors in conjunction with a figure 8 knot.