Flatroofrepairlondon.com
Thanks for the photos
Phone the company I mentioned take the height and breadth as long as they are similar they will function. Got to mention it's a Roman pan tile shape it will fit snugly or just off makes no difference as pan tiles have worked for centuries by...
There is no ridge tree on this roof. That would run along the roof apex and the rafters would sit on either side of the tree. Here the rafters are resting against one another.
I would position another horizontal beam across the strongest lower parts of the end rafters but before that fit...
Almost certainly imported from Belguim probably take a proper photo back and front and ill see where you might be able to get them from.
Where are you located and how many.
Thanks
Gary
Marley tiles i don't think so, this is a pan tile you need to take one off and look at the underside. Its not a modern tile depending on where you are you should be able to pick some up for a repair. Don't let anyone tell you you need to scrap them and re-roof without reusing them.
Gary
Lead is the longest lasting roof covering Single ply's stay clear used by people that can't do a proper job. Next best bet zinc, copper, or really decent HIGH PERFORMANCE FELT.