Hi, Friend had some work done, removed polystyrene tiles then skimmed. This was less than a week ago but the plaster is showing up where the glue had been. Not sure if walls were PVA’d before plaster, what next? Stain blocker? Need to see if the plaster fully dries out. Any help, advice welcome.
Plastering over glue left by polystyrene tiles
- Thread starter Phoenixfc7
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