edging

Our joiner created media wall and all looks great now it is painted except the join between plasterboard and black metal electric fire surround edge (open on side). There's gaps and rough surfaces.Would best bet be to just caulk the gaps and then paint over again? Not sure there's room to add...

Hi all, Just wondering what people think is the best way to finish off ceiling edges when NOT working on the adjoining walls below. I am cross battening and boarding over a lathe and plaster ceiling, there will inevitably be some gaps, however small, around the wall edges. The walls are...