L shaped dormer tiling - inside corners flashing

[mariogg]

I’m tiling the dormer using concrete plain tiles, but I’m stuck on the inside corners.

On the outside corners I used the 90° tile corners that come in pairs for left and right but on the inside, what type of flashing do i need? Specific type of soakers? I know you can get inside corner tiles but I don’t think people use them that much.

What is commonly used to flash the inner corners?

Thanks

 

[datarebal]

Lead or aluminium

 

[mariogg]

Lead or aluminium

Do you have a link that shows what I’m supposed to use? Can’t seem to find anything online myself

 

[datarebal]

Check dreadnought web site