Possible leak?
Posted: Sun Sep 08, 2024 9:47 am
Any ideas on what could have caused this? It's in the bathroom and landing. Looks like plaster has been repointed outside.
DIY Forum/Home improvement advice forum
https://ultimatehandyman.co.uk/forum1/
https://ultimatehandyman.co.uk/forum1/viewtopic.php?t=109968