No worries mate! This was a long and arduous process for me, so don't worry about it too much. :)
I understand what you are saying. From the couple reviews that I read, Athena's stuff can be hit or miss. I suppose only time will tell.
The cases for redundant 1U are so big OP would have to literally cut the top off and extend it or remove components that IMO are a make or break piece, like the bottom fans.