Loop to loop is bad - Try attaching your leader to the fly line this way - Troutbitten
Tip of the Week: Save your welded loop with a heavy mono butt section
Knots - Missouri Trout Fisherman's Association - Springfield Chapter
Video: How to Use a Perfection Loop to Tie On a Fly - Orvis News
How to Tie a Fly Line to a Leader (with Pictures) - wikiHow
Perfection Loop Knot: 6 Steps to Tying the Perfection Loop Knot
Loop to loop is bad - Try attaching your leader to the fly line this way - Troutbitten
Perfection Loop Orlando Outfitters
Best Fly Fishing Knots You Should Know - Fly Fisherman
DIY Fly Line Loop with Step-by-Step Instructions - Fly Fishing, Gink and Gasoline, How to Fly Fish, Trout Fishing, Fly Tying
Ultimate Knots : Kryston : World Record Breaking Products