Having rebuilt a number of rotten bathroom walls, I've come to believe that windows should not be placed inside the shower enclosure. But there are times when there's no other option.
When I expanded and remodeled the 5-foot-by-12-foot bathroom shown here, for example, there was only one logical place to put the tub: along the end wall. Since that was the sole exterior wall, it was the only possible place for a window.
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