Small AC leak mold: DIY fix or call a professional?« Back to Previous Page

The AC in our Jumeirah apartment has been leaking a bit into the wall behind it for a couple of months, and now we’re seeing a small patch of black mold spreading on the skirting board. With the humidity rising, I’m worried it’s going to get worse, but I have no idea what to expect cost-wise for a proper inspection and remediation. For a small area like this, is it worth calling a professional or can I handle it myself safely?
Posted by Brian Wright
Asked on April 9, 2026 2:19 pm
Based on the specifics you've provided—a recurring AC leak in a Jumeirah apartment leading to visible black mold on the skirting board—this is a situation that unequivocally requires professional assessment and remediation.

The persistent moisture from the AC leak has likely saturated the wall cavity, meaning the visible mold is only a fraction of the actual growth. In Dubai's high-humidity climate, this creates a perfect environment for rapid proliferation, even after the leak is fixed. Attempting a DIY clean with bleach or other household products is ineffective and hazardous; it will only remove surface discoloration while disturbing the mold colony and releasing harmful spores into your living space, potentially causing significant health issues.

A certified professional inspection is crucial. We follow a strict protocol: first, identifying and rectifying the moisture source (the AC leak) to prevent recurrence. Then, we conduct a comprehensive assessment, often using moisture meters and borescopes to evaluate the extent of hidden damage within the wall. Air and surface sampling may be necessary to identify the mold species and confirm the containment area. Remediation involves setting up physical containment with negative air pressure, HEPA filtration, and the safe removal of contaminated materials.

For a scenario like yours, expect a professional inspection to start from AED 800-1200, with remediation costs dependent on the full scope of work. Given the health risks and potential for structural damage, a professional intervention is not just recommended but essential.

For an immediate assessment and quote, please call our experts at 800-MOLDS (800-66537) or email hello@saniservice.com.
Posted by Sani Admin
Answered on April 12, 2026 12:14 am