Brett, no other heat source required I reckon. I slaughtered 700g of MM today in 16 mins 😃 Still learning the best combo of drum speed and temps Yep C-man, 2nd crack. Sneaks up on you quickly. A few little mods have happened to get the beans out a lot quicker. KK kindly edited out the 10 second struggle I had getting the bean drum out 😃