A
bathroom wall. OK. So are they going either side of the mirror?
I don't want to rain on your parade, dear Emily. But you have an issue that is more important than aesthetics. Nowhere on the product description does it say that these lights are suitable for use in a
bathroom at all. In which zone were you planning to fit them?
//www.diynot.com/wiki/Electrics:bathroom_zones
Is the bathroom lighting circuit RCD protected?