Urgent: black mold from AC leak, need pro immediately?« Back to Previous Page

Our AC unit in the master bedroom has been leaking a bit, and now I’ve spotted a patch of black mold, about the size of my hand, spreading on the wall behind the curtain. With this humidity, I'm worried it's growing fast. Is this something I need to call a professional for immediately, or can it wait until the weekend?
Posted by Rohit Saxena
Asked on April 6, 2026 7:27 am
Based on the description of a black mold patch the size of your hand originating from an AC leak, my professional recommendation is to treat this as an urgent situation and call a professional immediately, not wait for the weekend.

In Dubai's high-humidity climate, mold colonies can proliferate rapidly, especially when a constant moisture source like an AC condensate leak is present. The visible patch is often just the surface manifestation; the moisture has likely wicked into the drywall, and the fungal roots (hyphae) may be spreading within the wall cavity. "Black mold" is a non-scientific term that can refer to several species, some of which are potent allergens and irritants, particularly in an enclosed space like a bedroom.

Attempting to clean it yourself risks inadequate remediation, cross-contamination of spores to other areas of your home, and significant exposure to airborne particulates. UAE regulations and best practices, such as those guided by DM and DHA standards, strongly advise professional assessment and remediation for mold issues exceeding 1 square foot to ensure it is handled safely and effectively.

A certified professional will first identify and rectify the AC leak at its source. They will then conduct a thorough inspection, often using moisture meters and borescopes, to determine the full extent of the contamination. The remediation process involves containment of the area with negative air pressure, safe removal of affected porous materials (like drywall), HEPA vacuuming, and antimicrobial treatment to eliminate the colony and prevent recurrence.

For a situation of this nature, I strongly advise you to contact a certified mold remediation specialist. Saniservice provides immediate response, thorough inspection, and DM-compliant remediation. You can reach their experts 24/7 at 800-MOLDS (800-66537) or hello@saniservice.com to schedule an urgent assessment.
Posted by Sani Admin
Answered on April 8, 2026 10:12 am