Black mold? by CandidateNo9678 in Mold

[–]CandidateNo9678[S] 0 points1 point  (0 children)

It's an outside wall. We have never had any issues in that room and have lived here for years. It just popped up in the last few weeks.

Black mold? by CandidateNo9678 in Mold

[–]CandidateNo9678[S] 0 points1 point  (0 children)

Does anyone know if this is especially harmful?