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Canam82 t1_ixur7yw wrote

Yeah, you're seeing the tile trim. I've seen this before where whoever installed the tile used pl Instead of mortar. I'm guessing heat and moisture slowly stretched the pl out to what you see.

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bms42 t1_ixv5pwo wrote

Ah yeah, you're right. Mastic in a bathroom is bad enough, but on a ceiling? That's crazy.

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