Urgent: black mold from AC leak, safe to clean myself?« Back to Previous Page

Given the symptoms and the conditions, this is a situation that warrants professional assessment rather than DIY cleaning. The combination of an active AC leak, visible black mould, and your wife's sinus headaches strongly suggests a deeper issue.

In Dubai's high humidity, mould can colonise porous building materials like drywall and concrete block much faster than many realise. Cleaning the surface with bleach or vinegar only addresses the visible growth, not the moisture source or the hyphae roots embedded within the wall. Disturbing it without proper containment can aerosolise a high concentration of spores, potentially worsening respiratory symptoms.

A professional inspection is the critical first step. They will identify the exact species through lab analysis—"black mould" is a broad term, and while some types are merely irritants, others like Stachybotrys can produce mycotoxins. More importantly, they will locate the full extent of the moisture intrusion from the AC unit, which is the problem that must be fixed to prevent immediate recurrence. For a situation involving health symptoms and structural materials, a certified remediation protocol with containment and HEPA filtration is the standard for safety.