For our simulations we have used exactly the same constructions for the roof and the floor, despite the different wall constructions. Below you may see the roof and the floor constructions in detail.
U values (horiz/upward/downward heat flow)= 0.141 0.142 0.140 (partition) 0.139
U values (horiz/upward/downward heat flow)= 0.112 0.113 0.112 (partition) 0.111