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Perfection loop

Original Post
jim202000 · · Unknown Hometown · Joined Feb 2015 · Points: 10

As the title says is there any place ... Use ... For the perfection loop ( a common non-slip fishing knot) in climbing? I feel like it would be helpful but I don't want to guess and find out there is a significant flaw. Many thanks

jim202000 · · Unknown Hometown · Joined Feb 2015 · Points: 10

For then record .... in most online vids it is tied in the end of the line but it can be tied In the middle. I guess my thought is how strong would the "tag end" be if tied mid line. Sorry I dont have the tech skills to imbed a video of the perfection loop being tied. It's easy to find online

amarius · · Nowhere, OK · Joined Feb 2012 · Points: 20

This knot is, apparently, also known as "Angler's Loop"

The relevant part says:
it jams badly and is not suitable if the knot will need to be untied

David Coley · · UK · Joined Oct 2013 · Points: 70
jim202000 wrote:As the title says is there any place ... Use ... For the perfection loop ( a common non-slip fishing knot) in climbing? I feel like it would be helpful but I don't want to guess and find out there is a significant flaw. Many thanks
Do a pull test on spectra/dyneema using a car. If the spectra breaks (use 2mm) rather than knot slipping it would have a use in making bail raps built from spectra cordelette.
Gunkiemike · · Unknown Hometown · Joined Jul 2009 · Points: 3,492
jim202000 wrote:As the title says is there any place ... Use ... For the perfection loop ( a common non-slip fishing knot) in climbing? I feel like it would be helpful but I don't want to guess and find out there is a significant flaw. Many thanks
Advantages over better-known and more commonly used knots??
Seth Morgan · · Coeur d'Alene-Spokane · Joined Oct 2016 · Points: 523

I would be curious as well as to some opinions, I learned the perfection loop well before the bowline and when I tie the two knots in dynamic rope the perfection loop seems way more bomber than the bowline. I've never used the perfection loop for climbing as it never has any mention, I do use it often for fly fishing. But I played around with the knot in climbing rope materials out of curiosity. When you load and unload it won't work itself undone like a bowline can. And in my case I can tie a perfection loop much quicker than a bowline, and probably with my eyes closed.

Clint White aka Faulted Geologist · · Lawrence, KS · Joined Jan 2015 · Points: 151

Most fishing knots are creative versions of other knots with wraps that allow the knot to hold a greater percentage of the line's unknotted test strength. In a really thin line, it is important not to use a knot that breaks at 60% of the line strength (measured in lbs test in 'Murica). A 6lb test would become 3.6lb test using a 60% strength knot. Edit: loops also provide extra surface area so knots don't slip.

Climbing rope has great strength and the kernmantle design, which can take a greater amount of force within the acceptable tolerances of our needs. Keeping the knots simple to tie and also check visually is an important part of what we do.

You could probably use fishing knots if your partner was comfortable doing so, but I doubt anyone would advise that it is good in practice. I personally fd up the perfection loop when tying fly line a number of times but that could be from using invisible frackin nano line.

Gunkiemike · · Unknown Hometown · Joined Jul 2009 · Points: 3,492
Faulted Geologist wrote:Most fishing knots are creative versions of other knots with wraps that allow the knot to hold a greater percentage of the line's unknotted test strength. In a really thin line, it is important not to use a knot that breaks at 60% of the line strength (measured in lbs test in 'Murica). A 6lb test would become 3.6lb test using a 60% strength knot.
Strength retention is a plus, to be sure, but my take on it is that fishing knots are knots that can be tied in tiny lines where ordinary knots would require unreal dexterity and vision. Fishing knots can be "tied large" and then "pulled down to size". Just my opinion.
rgold · · Poughkeepsie, NY · Joined Feb 2008 · Points: 526

I've used it for various things including tying in, and still use it for more or less permanent loops in small lines. It has excellent stability, is very compact, and is easy to tie. But like other fishing knots, "untieability" is not a required feature, and the knot can be very hard to undo after loading, which is why I ultimately went back to the bowline. I rejected figure-eights ages ago because of their ability to jam, and whether the Angler's loop is any harder to untie is an interesting question.

Guideline #1: Don't be a jerk.

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