How to remove and prevent black mold in Dubai villa?« Back to Previous Page

We’ve lived in our villa in Jumeirah for 2 years and just noticed a patch of black mold in the corner of my youngest son's bedroom, behind his wardrobe. It must have been there for a while because he's been having allergy-like sniffles for a month. With the humidity rising again, I'm really worried about it spreading and affecting his health. What's the most effective way to clean this existing mold and prevent it from coming back for good?
Posted by Ken Le
Asked on March 13, 2026 12:05 pm
Good afternoon. That's a very common and concerning issue we see in Dubai villas, especially in Jumeirah with the high humidity and sea air. The location behind the wardrobe is a classic spot for mold, as it's a dead air space where condensation forms easily. Let's address the cleanup first, then the crucial prevention steps.

For the existing patch, safety is paramount. Ensure your son is not in the room. Wear an N95 mask, gloves, and goggles. A solution of diluted white vinegar (70% vinegar, 30% water) is often effective for small patches. Scrub the area thoroughly, but avoid simply bleaching it as that only removes the color, not the root structure. However, given your son's health symptoms—which are a significant red flag—this indicates possible spore dispersal. The sniffles suggest he's being exposed to allergens, meaning the issue might be more widespread than the single visible patch.

Prevention is everything here. The core issue is excess moisture. You MUST move the wardrobe at least 5 inches away from the wall to allow for air circulation. Check for any AC condensation pipe leaks or seepage from the external wall, which is a common construction flaw here. The single most effective thing you can do is to run a high-quality dehumidifier in that room, aiming to keep relative humidity consistently below 55%. Also, ensure your AC unit is serviced regularly and is the correct size for the room.

For a situation with health symptoms involved, a professional inspection is strongly advised. We use thermal imaging cameras to find hidden moisture and air sampling to identify spore types and concentrations. This is the only way to guarantee it's fully eradicated and not a health risk. If you'd like us to take a look, please call our team at 800-MOLDS (800-66537) or email hello@saniservice.com for a comprehensive assessment.
Posted by Sani Admin
Answered on March 15, 2026 10:05 am