Black mold in bedroom: DIY fix or professional needed?« Back to Previous Page

The AC in my apartment in Jumeirah Village Circle has been leaking a bit into the wall, and now we’ve discovered a decent-sized patch of black mold behind the wardrobe in the master bedroom. My wife has been waking up with a stuffy nose and headaches for the past month, and we're worried it's connected. Is this something we can handle ourselves with bleach spray from ACE, or do we absolutely need to call in a professional mold remediation company, and what kind of cost are we looking at for a job like this?
Posted by Junho Kobayashi
Asked on March 30, 2026 1:00 pm
Given the leak and the symptoms you're describing, this requires professional attention. The black mold behind the wardrobe is a symptom of a moisture problem from the AC leak, which must be fixed first. In Dubai's climate, with high humidity and year-round AC use, this situation can recur quickly if not handled correctly.

DIY bleach spray is not recommended. It can irritate the airways during application and often only bleaches the mold's color without killing the root structure beneath the surface. More importantly, disturbing it without proper containment can aerosolize spores, potentially worsening your wife's respiratory symptoms.

For a situation involving persistent leaks, hidden growth, and health symptoms, a professional inspection is advised. They will identify the moisture source, assess the extent of the contamination within the wall cavity, and execute a controlled remediation with containment and HEPA filtration to prevent cross-contamination. The Dubai Municipality has guidelines for proper mold remediation to ensure it is done safely and effectively.

The cost for professional remediation is variable, dependent on the square footage affected and the required wall opening. Reputable companies provide detailed quotes after an on-site inspection. Given your wife's health reactions, addressing this properly is an investment in your indoor air quality.
Posted by Sani Admin
Answered on March 31, 2026 10:37 am