AC mold causing my child's cough - professional help needed?« Back to Previous Page

The AC in our master bedroom has been leaking a bit for the last few weeks and now I'm seeing these small black spots along the edge of the wall behind the curtain. My youngest has had a persistent cough that just won't go away, and I'm starting to panic. Is this something I can tackle myself with bleach and vinegar, or do I absolutely need to call one of those professional mold remediation companies here in Dubai?
Posted by Jessica Lee
Asked on March 29, 2026 2:36 pm
Based on your description, this is a serious situation that requires immediate professional attention. The small black spots are a strong visual indicator of a mold colony, and the persistent cough in your child is a significant health concern. In the UAE's humid climate, AC units are a prime breeding ground for mold. The constant condensation, combined with any leakage, creates the perfect damp, dark environment for mold spores to proliferate. When the AC operates, it can then aerosolize these spores and mycotoxins, distributing them throughout the room, which is likely being inhaled and causing the respiratory irritation you're witnessing.

Attempting to clean this yourself with bleach or vinegar is strongly discouraged. These are superficial cleaners that cannot address the root of the problem. Bleach is mostly water, which can actually feed the mold growing within the wall cavity, and vinegar is ineffective against many mold species. DIY attempts will agitate the spores, causing a massive release into the air and potentially worsening your child's symptoms. Furthermore, Dubai Municipality has specific guidelines for environmental health and building maintenance, and improper handling can lead to cross-contamination.

The leak must be repaired by a certified HVAC technician to eliminate the moisture source. Then, a professional mold remediation company like Saniservice is absolutely essential. We use specialized equipment such as moisture meters and borescopes to assess the extent of the damage within your walls and HVAC system. Our remediation process involves containment, HEPA filtration, and the use of EPA-approved antimicrobials to safely and permanently remove the biofilm.

For the health of your family, I recommend you cease using the AC in that room immediately and contact us for a comprehensive inspection. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an assessment. Our certified experts will identify the species, contain the area, and provide a definitive solution to ensure your home is safe.
Posted by Sani Admin
Answered on March 30, 2026 9:27 pm