The thing is - in the angled section / triangle - the water will run down that section if there are tiles there. I am concerned about where that water ends up. If the path is blocked by dry verge or capping board, will it not be forced into the top of the wall, or even creep inside?
The back extension on this property was poorly finished by previous owners. There was a large capping board held down with spray foam which had started coming loose, along with flashband tape at the top apex wall where a leak had developed.
Both have been removed and temporarily covered with...
Thanks Sarah,
One other consideration I forgot to mention is that the mortar around the purlin and (crumbling underneath) is lime mortar. Should I fill in with the same?
I have other posts to come - there is an unsupported chimney breast up there that also needs sorting... worryingly that is...
Found a whole bunch of issues in our loft that I need to fix.
One side purlin looks like this:
Obviously done really badly.
Notes:
- purlin is angled into the wall.
- one side has 25mm support on the wall, the back has about 65mm
So obviously not the recommended 150mm into the wall and also...