Yes mate. Like I said I'm not a builder and have no idea of what terminology you use but I classed the walls into which the windows are fitted as external and the walls inside the house away from those that have windows in as Internal. Thanks for your reply however.
I'm new to this site and came across it when searching Google for the reason why the dot and dab marks have started to appear on my internal walls. The house is a 15 year old semi. These marks have appeared from nowhere and are showing on both internal and external walls. The walls are simply...
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