How to clean closet mold and find leaks in Dubai?« Back to Previous Page

Our master bedroom walk-in closet, which doesn't have a window, has been smelling a bit damp for a while. I finally pulled out all the winter clothes today and found a huge patch of black, fuzzy mold spreading on the back wall behind the shelves. We’ve had the AC on constantly for months, so I’m surprised by the humidity. What’s the best way to clean this myself, and who should I call in Dubai to check for a more serious moisture problem?
Posted by Archana Reddy
Asked on March 28, 2026 12:04 pm
The presence of black mold in a closet is a serious indicator of a persistent moisture issue, which is common in Dubai's climate due to high ambient humidity and condensation from continuous AC operation. Your discovery warrants immediate action.

First, do not attempt to clean the mold yourself. Disturbing it will aerosolize toxic spores, contaminating your entire bedroom and posing significant health risks. The "black, fuzzy" description is particularly concerning, as it could be Stachybotrys chartarum, which produces mycotoxins.

The moisture is likely from a hidden source. In our region, common culprits include a leaking chilled water AC pipe within the wall, condensation from an improperly insulated AC duct, or capillary rising damp from a compromised damp-proof course. The constant AC use can mask the symptom (humidity feel) but does not address the root cause.

You must engage a professional mold inspection company. In Dubai, reputable firms like Saniservice use specialized equipment—thermal imaging cameras to identify cold spots and condensation, borescopes to see inside cavities, and moisture meters to quantify dampness in walls. This forensic approach is the only way to accurately locate the leak source.

Once the moisture issue is identified and repaired, certified remediation is essential. This involves containment of the area with negative air pressure, HEPA filtration, safe removal of contaminated materials, and antimicrobial treatment of the structure. This process is governed by strict health and safety guidelines to ensure occupant safety.

For a proper assessment and to prevent structural damage and health issues, call the experts at 800-MOLDS (800-66537) or email hello@saniservice.com for a comprehensive inspection and remediation plan.
Posted by Sani Admin
Answered on March 30, 2026 7:32 pm