Can I clean AC mold myself or call a pro?« Back to Previous Page

The AC in my bedroom closet has been leaking a little for the past month, and now I’m seeing small black spots spreading on the wall behind my clothes. It smells damp and earthy every time I open the door. Is this something I can clean myself with bleach from the supermarket, or do I need to call a professional company to handle it?
Posted by Susan Anderson
Asked on March 17, 2026 9:49 pm
Based on the symptoms you've described—black spots, a persistent damp smell, and a history of AC leakage—you are almost certainly dealing with an active mold colony. In the UAE's high-humidity climate, especially with year-round AC use, such water intrusions create a perfect environment for mold growth.

While a small, surface-level patch might be addressed with a detergent solution, your situation requires a professional assessment. Using supermarket bleach is not recommended. It is ineffective on porous materials like drywall and gypsum board, as it only bleaches the surface mold without killing the roots. More critically, improper cleaning can aerosolize spores, spreading the contamination to other areas of your home and potentially causing health issues.

The leak from your AC unit is the root cause. This could be due to a clogged condensate drain line, a faulty installation, or insufficient insulation causing condensation—all common issues in Dubai. A professional inspection is crucial to not only assess the extent of the mold growth hidden within the wall cavity but also to diagnose and rectify the moisture source to prevent immediate recurrence.

For a definitive diagnosis and safe remediation, I strongly advise against a DIY approach. Our certified team at Saniservice uses industry-standard protocols, including moisture mapping, air and surface sampling to identify the species, and controlled remediation techniques to ensure complete removal and prevent cross-contamination.

To get a definitive diagnosis and a plan for safe removal, please contact our specialists for an inspection. Call us at 800-MOLDS (800-66537) or email hello@saniservice.com.
Posted by Sani Admin
Answered on March 20, 2026 8:11 am