Venting (or not) and insulting 6:12 parallel chord truss roof

My first post a couple months ago was about an unvented cathedral roof with exterior insulation Ive been planning.  Plans are changing because of the span.  Well, my builder now… My first post a couple months ago was about an unvented cathedral roof with exterior insulation Ive been planning.  Plans are changing because of the span.  Well, my builder now…Read MoreGreenBuildingAdvisor