Double fisherman's knot

Double Fisherman's knot
Names	Double Fisherman's knot, Grapevine
Category	bend
Origin	Ancient
Related	Fisherman's knot, Triple fisherman's knot, Double overhand knot, Strangle knot
Releasing	Jamming
Typical use	Joining thin, stiff or slippery lines
Caveat	Difficult or impossible to untie
ABoK	#294, #1415

Use the double fisherman's knot to tie together two ropes of unequal sizes. This knot and the triple fisherman's knot are the variations used most often in rock climbing, but other uses include search and rescue.

See also

• List of knotspl:Węzeł podwójny zderzakowy