You could have a raised tie mono truss here depending how high the ceiling needs to be raised above wallplate. If you did it with trusses the manufacturer could supply two truss types one with the top cut off which will automatically create your flat areas below windows.
This method would be...
Hey Guys! This is my first post, sorry I feel a bit dirty just busting in and asking for help but I know you're good people so...
Just moved into my new house constructed in 1994. I have only just noticed a floor to ceiling vertical crack in the inner block skin wall of the integral garage. As...