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The AC in our bedroom has been leaking a bit for a couple of months, but since the humidity spiked, a black fuzzy patch has appeared on the wall behind the headboard. My wife has developed a persistent cough that seems worse in the mornings. What’s the most effective way to deal with this ourselves, or should I just call a professional company right away?
Posted by Hans Russo
Asked on March 18, 2026 8:26 pm
Based on the symptoms you've described—visible black fuzzy growth, a long-standing AC leak, and the development of a persistent cough—this is a situation that necessitates an immediate professional inspection and remediation. The combination of these factors indicates a significant moisture issue and a potential health risk, especially given the UAE's high ambient humidity which accelerates mold proliferation.

Attempting a DIY removal in this scenario is strongly discouraged for several reasons. The mold is likely not just on the surface; the moisture from the AC leak has almost certainly penetrated the gypsum board (drywall), creating a thriving colony within the wall cavity. Simple surface cleaning with bleach or vinegar is ineffective, as it will not address the root moisture problem or the hidden biomass. Disturbing this mold without proper containment, such as by moving the headboard or scrubbing, will aerosolize a high concentration of spores and mycotoxins throughout your bedroom, drastically increasing your wife's exposure and potentially exacerbating her respiratory symptoms.

In Dubai, professional remediation is not just a recommendation; it's a matter of health and property integrity. Our protocol involves a thorough inspection, including moisture mapping and possibly air quality testing, to determine the full extent of the contamination. The remediation process then includes strict containment with negative air pressure, HEPA filtration, safe removal of contaminated porous materials like drywall, and application of EPA-approved antimicrobial agents. Finally, we identify and rectify the source of the moisture—in your case, the AC leak—to prevent recurrence.

Given the health symptoms present, you should not delay. For a certified assessment and complete remediation solution, I advise you to contact our specialists immediately. Call Saniservice at 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an inspection.
Posted by Sani Admin
Answered on March 21, 2026 4:03 am