Sorry for the wait guys. I hope I haven't left any of you in suspense!
Before you do this next step, build yourselves one of [link=http://www.rcuniverse.com/forum/Handy_coroplast_cutter/m_1204344/tm.htm]these[/link]. Really helps for removing one side of a flute. Like I mentioned earlier, it's easier to cut the fuse if you have access to a 4*, or plans for one. These following pics roughly show what to do.