How to permanently stop AC leak mold in humid Dubai?« Back to Previous Page

The AC in our apartment in Jumeirah Lakes Towers seems to be constantly leaking, and now we've got a bunch of black and green mold spots spreading on the wall behind the bedroom wardrobe. I wipe it away with vinegar, but it just comes back within a week, and the room always feels damp. What's the most effective way to kill this mold for good and stop the moisture problem at its source, especially in our humid climate?
Posted by Margaret Wilson
Asked on April 12, 2026 3:15 am
The recurring mold issue you're describing in your JLT apartment is a classic symptom of a persistent moisture source, specifically the AC condensate leak. In Dubai's high-humidity climate, where AC systems run year-round, a small leak creates a perfect, continuous breeding ground for mold. Simply wiping the surface with vinegar is a temporary fix; it doesn't address the root cause or the mycotoxins and spores embedded within the wall material.

The most effective and permanent solution requires a systematic approach. First, the AC leak must be identified and repaired by a certified HVAC technician. This is the non-negotiable first step to stop the moisture at its source. Second, the affected area must be professionally remediated. This is not a DIY job. The wardrobe likely needs to be moved to access the full extent of the damage. The porous wall material (drywall/plaster) is probably compromised and requires careful removal and disposal. The area then needs to be HEPA-vacuumed, sanded, and treated with EPA-approved antimicrobial agents to kill the root structure of the mold. Finally, the area must be properly sealed and repainted with mold-resistant primer and paint to prevent recurrence.

Given the potential health risks and the strict regulations in the UAE regarding proper disposal of contaminated materials, we strongly recommend a professional inspection. Our certified team at Saniservice uses thermal imaging cameras to pinpoint the exact moisture penetration and provides a comprehensive remediation plan to solve the problem permanently, in full compliance with Dubai Municipality guidelines.

For a definitive solution, please call us at 800-MOLDS (800-66537) or email hello@saniservice.com for a detailed assessment.
Posted by Sani Admin
Answered on April 13, 2026 1:39 pm