steel roof

Hello, I’ve recently bought some trapezoid-profile insulated steel roof panels for my garden room, but am having difficulty understanding how to achieve a fall with the supplied folded-sheet box guttering. It has support straps that fasten from the crown of the trapezoid box to a lip on the...

Your thoughts please Provided suitable packing and longer fixings are used, will fixings on the ridges of box profile sheet (instead of the recommended valleys) cause problems ? Reason for asking – I want a detached garage roof slope to be less than the recommended minimum for box profile...

Ok, guys here is quite a specific question and know I maybe should get an engineer to calculate my steel, however, thought would try as there is there some great help & info available here. What we are trying to achieve is to take most of the back of the house, to extend our kitchen. Looking...