July 24th, 2026
Black Spots and Mould Indoors: Causes and Paint Solutions
DAMP AND MOULDWhy black spots appear on indoor walls, and the paint solutions that keep them away.Updated July 2026•7 min read•By The Turbolux Team Short answer: Black spots and mould indoors are caused by damp, not by dirty paint. Moisture from seepage, condensation or poor ventilation feeds mould on the
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