Black mold in Dubai villa: DIY or call a pro?« Back to Previous Page

We've lived in our Jumeirah villa for 2 years and just noticed a large patch of black mold spreading on the wall behind our bedroom wardrobe, probably from a slow AC leak we didn't catch. I'm worried about the health risks for my family and the damage to the wall. Is this something I can tackle myself with bleach and a scrub brush, or should I call in a professional? If I need a pro, what’s the approximate cost range for a job like this in Dubai?
Posted by Michiko Zhao
Asked on April 3, 2026 1:55 am
Based on the conditions you've described in your Jumeirah villa, I strongly advise against a DIY approach and recommend immediate professional intervention. The large patch of black mold, likely Stachybotrys chartarum, indicates a significant and ongoing moisture issue from the suspected AC leak. This type of mold is particularly concerning due to the potential production of mycotoxins, which can pose serious health risks, especially for children, the elderly, or those with respiratory conditions.

The humid climate of Dubai, combined with year-round AC use, creates a perfect environment for rapid mold proliferation. Simply scrubbing the visible surface with bleach is a temporary and ineffective solution. Bleach does not kill mold roots (hyphae) penetrating porous materials like drywall and can actually aggravate the problem by releasing more spores into the air. More critically, you have not addressed the root cause—the hidden AC leak. Without proper remediation, the mold will return quickly and likely spread inside the wall cavity.

For a situation of this scale, a professional inspection and remediation are mandatory. A certified company like Saniservice will conduct a thorough assessment to identify the full extent of contamination, including hidden growth, identify and rectify the moisture source, and then perform a controlled remediation process using industrial-grade HEPA filtration and EPA-approved antimicrobials. This ensures the mold is completely eradicated and the air quality is restored to a safe level.

Cost in Dubai for a job of this nature can vary based on the square footage affected and the required repairs, but you should expect a range from approximately AED 2,500 to AED 7,000 for a proper, guaranteed remediation. For an accurate assessment and quote, I recommend you call our specialists at 800-MOLDS (800-66537) or email hello@saniservice.com. It is a worthwhile investment to protect your family's health and your property's structural integrity.
Posted by Sani Admin
Answered on April 5, 2026 7:00 am