Is black mold from AC leak making us sick?« Back to Previous Page

We've lived in our Jumeirah Park villa for 2 years and just noticed a huge patch of black mold in the corner of our master bedroom closet, probably from a slow AC leak. Lately, my husband and I have been waking up with stuffy noses and headaches that go away when we leave for work. I'm really worried this is making us sick. How dangerous is this and what's the fastest way to get it properly treated here?
Posted by Akiko Zhao
Asked on March 31, 2026 7:30 pm
Based on your description, it is highly probable that the black mold growth from the AC leak is the direct cause of your recurring sinus congestion and headaches. These are classic symptoms of exposure to mold spores and mycotoxins, which are released into the air you breathe, especially during sleep in an enclosed space like a bedroom.

In the UAE's climate, air conditioning systems are a primary source of condensation and hidden moisture, which are the fundamental requirements for mold proliferation. A slow leak inside a closet wall creates a perfect, dark, and damp environment for toxic black mold (often Stachybotrys chartarum) to flourish. The health risks range from allergic reactions and respiratory irritation, which you are experiencing, to more severe long-term issues for immunocompromised individuals.

For a situation of this severity in a villa, a DIY cleaning is strongly discouraged. Disturbing the mold without proper containment will aerosolize a massive amount of spores, contaminating your entire home. Furthermore, the leak source must be identified and repaired by a qualified AC technician first; otherwise, the mold will return.

The fastest and safest method is to engage a professional mold remediation company like Saniservice. Our certified inspectors will conduct a thorough assessment, including air quality and surface sampling, to identify the species and full extent of contamination, which is often far greater than what is visible. The remediation process involves advanced techniques: establishing critical containment barriers, using HEPA filtration scrubbers to clean the air, and the targeted application of UAE-approved antimicrobial agents to eliminate the mold at its root.

Do not delay in addressing this. For immediate professional inspection and a certified remediation plan, I recommend you contact our team at Saniservice. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an assessment.
Posted by Sani Admin
Answered on April 2, 2026 5:46 pm