I hate to raise this again but a couple of years ago we had an extension built. Yes, this saga rumbles on!
Well, the lazy bastard roofer never came back and finished the job. So after two years of looking at it and not knowing what to do I watched a couple of youTube videos and now apparently I’m a roofer.
Step one, jet wash and brush away all the crap that has built up over the years.
Done