Should I treat closet mold myself or call a professional?« Back to Previous Page

We've lived in our Jumeirah villa for 2 years and just noticed a few black spots spreading in the corner of our master bedroom closet on the exterior wall. It's been more humid than usual lately and I'm worried it's getting worse quickly. How urgent is it that I get a professional to look at this, or can I handle it myself with a bleach solution this weekend?
Posted by Amanda Brown
Asked on March 22, 2026 11:12 pm
Based on the description of your situation in the Jumeirah villa, I strongly advise against using a bleach solution and recommend you call a professional for an inspection immediately. The key factors here are the location on an exterior wall and the rapid spread you've observed. In Dubai's climate, exterior walls are prime locations for condensation issues, especially with our high humidity levels and year-round AC use creating significant temperature differentials. This suggests the moisture source is likely embedded within the wall cavity itself, which a surface clean with bleach will not address. Bleach is also ineffective on porous surfaces and can actually aggravate the problem by adding moisture.

The speed at which it is spreading indicates an active and potentially significant moisture intrusion. This requires professional diagnostic equipment, such as moisture meters and thermal imaging cameras, to identify the exact source—be it a leaking pipe, capillary rise from the foundation, or a breach in the building envelope. DIY attempts can disturb the colony, causing spores to become airborne and spread throughout your home, escalating the contamination and potential health risks.

For a comprehensive assessment and a remediation plan that complies with local guidelines, you should contact a certified professional. Our team at Saniservice is equipped to handle this with the correct containment, air filtration, and removal protocols. Please call us at 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an inspection. Addressing this promptly is crucial to protect your property's structure and your family's health.
Posted by Sani Admin
Answered on March 24, 2026 7:40 pm