Would rather see a soldered fitting in behind the boarding . Compression is looking fir future probs!
put vertically 😉View attachment 79423
View attachment 79424
The gaps between pb and reveals was intentional Need to clad the timber and cove the voids from packing out around window with cement board and all should be good.
Question - would you guys centre the wall or window? (normally I'd centre the window as it's a feature) but I'm thinking wall in this case as the window isn't central and nor is the toilet and the tiles are 30x900s and the wall s about 970mm.
I remembered .......slc......... not remember.....silicon?