Single story house, the issue is between the roof tile and colourbond as they have different elevations I was wondering what to do in between them to stop water building…

Engineered for both, scullion roof design, right side of frontage theres colorbond then rest is tiles.

Hi all,
I’m a small builder located in Victoria. I am trying new architectural designs, and I’ve come across a problem. Where the colourbond roof ends, we put roof tiles and…