Can I clean this AC mold myself or call a pro?« Back to Previous Page

The AC in my bedroom closet has been leaking a little and now I’m seeing a bunch of black spots spreading on the wall and our shoe boxes stored there. It’s been getting worse over the last couple of weeks since the humidity spiked. Is this something I can tackle myself with bleach spray from the supermarket, or do I need to call a professional cleaning company?
Posted by Sultan Nasser
Asked on March 16, 2026 10:37 am
Based on your description, this is a clear case of mold growth caused by a combination of an AC condensate leak and Dubai's high ambient humidity. The black spots spreading on the wall and belongings are a significant indicator of an active colony.

While a small, isolated patch might be addressed with careful DIY methods, your situation involves several red flags that strongly warrant professional intervention. The leak is an ongoing moisture source, the mold has infiltrated porous materials (drywall, cardboard shoe boxes), and it is actively spreading. Supermarket bleach is ineffective and dangerous for this application; it only bleaches the surface color and does not kill the root structure, while its high water content can actually feed further growth. The fumes in an enclosed space like a closet are also a severe respiratory irritant.

In the UAE, proper mold remediation is not just about cleaning; it's about solving the moisture problem. A certified professional will first identify and repair the AC leak—the critical first step. They will then conduct a detailed inspection to assess the full extent of the contamination, often using moisture meters and thermal imaging cameras. The remediation process involves isolating the area, removing unsalvageable porous materials, and using industrial-grade HEPA filtration and EPA-approved antimicrobial agents to treat the affected surfaces safely and permanently.

Given the climate, where AC systems run year-round, such issues are common but must be handled correctly to protect your health and property. For a situation like this, I highly recommend a professional inspection and remediation.

Call our specialists at 800-MOLDS (800-66537) or email hello@saniservice.com for a comprehensive assessment and a permanent solution.
Posted by Sani Admin
Answered on March 18, 2026 6:29 am