Photos

Increase the fall by installing timber firings- it works!
Sometimes a complete new frame is needed to overcome ponding.
Preview of 2EHhLl7FvArJbr213DKH.
Using tongue and grooved adds strength to the new decking
Marking where the rafters beneath are running will ensure a secure key for the new firings
L shape roof to form a diagonal valley.
The rain water continues in the same path as the lead valley towards the gutter.