|high temp insulation (yeah!)|
|outer door with double handles|
|stainless steel inner insulating door|
This leaves only the mouth as the exit point of BTUs. The recently completed oven at Pietree Orchard has both a steel outer door and a stainless steel inner door. The inner door contains 3" of ceramic fiber insulation.
Tests over the next month will graph the retention of heat that we are able to attain. Stand by for details.