Ive been checking out on the net some interesting vac purge setups and wanted to see how tough it is to make Shatter. Anyone with experience? Any good shatter guides?? Found a youtube video that seems he just takes BHO and vacuum purges at a set temp for several hours....
http://www.youtube.com/watch?v=JtYnu_0y120
http://www.youtube.com/watch?v=JtYnu_0y120