How to safely clean black mold from AC leak?« Back to Previous Page

The AC unit in our Jumeirah Park villa has been leaking into the wall for a couple of months, and now we’ve discovered a huge patch of black mold behind the bedroom wardrobe. Ever since, my husband and I have had constant headaches and a stuffy nose that won’t go away. What’s the safest and most effective way to get this professionally cleaned without the spores spreading everywhere?
Posted by Shweta Iyengar
Asked on March 18, 2026 5:48 pm
Based on your description, this is a serious contamination scenario that requires immediate professional intervention. The combination of an ongoing AC leak, extensive hidden mold growth, and correlating health symptoms indicates a high-risk environment.

Do not attempt to clean this yourself. Disturbing a large patch of black mold without proper containment will aerosolize millions of spores, contaminating your entire villa and HVAC system, making the problem exponentially worse.

Our standard protocol for a case like this in a Jumeirah Park villa would be as follows:

First, a certified inspector conducts a comprehensive assessment, including moisture mapping and air quality testing, to determine the full extent of the contamination, even inside the wall cavity and AC ducts. This is crucial for developing a remediation plan.

The area is then sealed with physical barriers and placed under negative air pressure using HEPA-filtered air scrubbers. This critical step prevents cross-contamination. The moldy drywall and insulation are carefully removed and disposed of as per Dubai Municipality guidelines for hazardous waste. The entire area is then HEPA vacuumed and treated with EPA-approved antimicrobial agents. Finally, the source—the AC leak—must be repaired by a licensed HVAC technician to prevent recurrence.

Given your health symptoms, this is not a DIY project. We strongly recommend you call a DMCC-approved remediation company immediately.

For a professional inspection and quote, please call us at 800-MOLDS or email hello@saniservice.com. Our team is equipped to handle this safely and effectively.
Posted by Sani Admin
Answered on March 21, 2026 10:05 am