Thanks for the reply. I did a quick google for drip bead images and I am pretty sure these were added although the render is mostly covering them apart from the corner. This is shown a bit bit later on the video (if you skip to around 2:05) as I also recorded the outside at the top of the frame...
Link to YouTube video:
YouTube Video Showing the Water Ingress, Frame and Roof Above the Extension
We are seeing water ingress on the top of the frame of our 7.8m metre Aluminium bi-fold doors which are practically brand new and were fitted only 8 months ago.
For a few months we noticed water...