How to permanently fix mold in a UAE closet?« Back to Previous Page

Our master bedroom walk-in closet on the inside wall has had a persistent damp, moldy smell for the past few months, and I’m worried it’s spreading to our clothes. We live in a villa in Jumeirah, and even with the AC running, the air in there feels heavy and humid. I’ve wiped down the walls with vinegar, but the smell comes back within a week. What is the most effective long-term solution to control the humidity and prevent this mold from recurring, specifically for a closet in a UAE villa?
Posted by James Moore
Asked on March 10, 2026 5:59 am
Based on your description, this is a classic case of a concealed moisture issue, likely stemming from a breach in your villa's building envelope or an internal AC condensate leak, exacerbated by Dubai's high ambient humidity. Vinegar is a temporary, superficial fix that doesn't address the root cause or the mycotoxins present.

The most effective long-term solution requires a systematic approach:

1. Professional Inspection & Testing: This is non-negotiable. The "inside wall" location is a major red flag. A certified inspector will use thermal imaging cameras to identify hidden cold spots (indicating moisture intrusion) and moisture meters to quantify the problem. Air and surface sampling will identify the mold species, which is critical for determining the correct remediation protocol, especially with Stachybotrys ("black mold") being a possibility.

2. Source Control: The permanent fix is eliminating the water source. This could be repairing a leaking AC drain line within the wall, sealing a crack in the building facade, or addressing rising damp from the foundation—all common issues in UAE villas.

3. Remediation & Hygienization: All affected porous materials (drywall, insulation, possibly the back of the closet itself) must be carefully removed and disposed of. Non-porous surfaces undergo aggressive HEPA vacuuming and antimicrobial treatment. Your clothing will likely require professional ozone or hydroxyl generator treatment to eliminate the embedded spores and odor.

4. Environmental Control: Post-remediation, maintaining a relative humidity below 60% is critical. For a sealed closet, this often requires installing a small, dedicated dehumidifier or ensuring your AC system is properly balanced and serviced to adequately dehumidify that space.

Given the persistent smell and location, this is a serious case. DIY methods will fail. We adhere to strict UAE civil defense and environmental guidelines for safe containment and disposal.

For a proper assessment and permanent solution, please call our certified team at 800-MOLDS (800-66537) or email hello@saniservice.com for a comprehensive inspection and quote.
Posted by Sani Admin
Answered on March 13, 2026 3:07 am