How to permanently remove black mold and check for leaks?« Back to Previous Page

We've lived here for 2 years and just noticed a patch of black mold in the corner of our master bedroom closet, behind some storage boxes. It must have been growing for a while because the wall feels slightly damp and there's a really strong, earthy smell on all the clothes. We're in an older building in Deira and I'm worried the humidity is the main cause. What's the most effective way to kill this mold for good and who should I call to check for a possible leak in the wall?
Posted by Jason Harris
Asked on May 4, 2026 2:35 am
Black mold requires a professional assessment for permanent removal, especially given the damp wall and strong smell you're describing. In Dubai's high humidity, visible mold is often just the surface issue, with a hidden moisture source like a leaking pipe, AC condensation drain, or seepage from the building envelope feeding it.

For a case like this, start with a certified mold inspector who uses a moisture meter and thermal camera to pinpoint the exact water source behind the wall. They should provide a detailed report on the leak's location and the mold's extent. Do not attempt to scrub it yourself, as this can aerosolize harmful spores throughout your home.

The remediation process itself involves isolating the area, removing contaminated porous materials like damaged drywall or insulation, and using HEPA filtration to clean the air. The underlying leak must be repaired by a licensed plumber or building contractor first; otherwise, the mold will return. Once the area is dry, antimicrobial agents can be applied.

Given you're in an older Deira building, this is a common issue. For verifiable results, ensure any company you hire provides before-and-after lab testing to confirm the mold species and that spore counts have returned to safe levels. The Dubai Municipality has guidelines for indoor air quality that reputable providers follow.
Posted by Sani Admin
Answered on May 5, 2026 8:13 pm