Thanks Derek. The main alternative to the strut would involve principal rafters which would crucially reduce headroom under the shed slope.
I'm still working on that problem Griffon.
It isn't clear to me here whether you are still working on 'exchange and liability' or irritation at my dig at having an un-responded post here for 3 weeks. If the latter affends you I apologise; I've added a
to that ff post.
