Any idea how water would be getting into this fiber conduit? It was leaking down onto the ONT -

This pic is on the third floor in an interior telecom closet - (not on an exterior wall) - the water was leaking down here onto the gear

Pics of fiber conduit leak

This pic is the entry point, three floors down.

Entry Point

​

Dont know how water would get inside here inbetween these two points? Condensation seems odd?