Hi there, I came across your post from 2016, you haven't update the thread since and I was wondering if you managed to find a solution. We are going through the same issue and would really appreciate if you could share your experience with me.
This is the thread I'm referring to
https://www.diynot.com/diy/threads/water-getting-in-around-window-fix.451537/
Thanks
This is the thread I'm referring to
https://www.diynot.com/diy/threads/water-getting-in-around-window-fix.451537/
Thanks