In the Summer 2010 Issue of Flyfishing and Tying Journal
(pgs. 38-40), Dave Whitlock presented an article titled "ONE KNOT"...for all your fly line connections. That knot was the Uni-Knot
Double Uni Knot - Instructions
I have been using it for about 27 years and have never looked back...About eight years ago I also started using these for my leader to tippet connection, mono and flurocarbon:
I save a lot
of money on leaders...