Originally Posted by
Ted Menelly
What I should have said that if you have no idea what is under them thar shingles/roofing 'I' would write it up.
Depending on what is in the main attic would depend on "how" I wrote it up, but, I would "write it up" in some manner, yes.
Even if it is "an approved design" it still does not answer all the issues of why you should ventilate it anyway.
Yes it does.
Not saying that I agree with all of the answers (yet, anyway), but, yes, the answers are there.