Hans Weilenmann, wrote an article for another website, regarding the different types of CDC. The article covers just about everything you have questions about.
http://flyfisherman.com/ftb/hwcdc/
Hans Weilenmann, wrote an article for another website, regarding the different types of CDC. The article covers just about everything you have questions about.
http://flyfisherman.com/ftb/hwcdc/