Need a certified mold inspector for AC-related wall spots?« Back to Previous Page

We've lived here for 2 years and just noticed a bunch of small black spots appearing along the corner where the wall meets the ceiling in our master bedroom. It's right behind the headboard, so we never saw it before. The AC vent is on that wall, and I'm worried the condensation from it might be the cause. How do I find a certified professional to properly inspect this and tell me if it's a serious problem?
Posted by Samira El-Masri
Asked on April 10, 2026 11:25 am
Black spots at the ceiling-wall junction behind your AC vent are a common issue in Dubai, often due to condensation from the cold air meeting the warm, humid room air. This creates a persistent damp spot ideal for mold growth.

For a certified professional, search for companies holding a valid DHA (Dubai Health Authority) permit for mold inspection or indoor air quality testing. The key is to find an inspector who uses a combination of moisture meters, thermal imaging to find the damp source, and—crucially—takes physical samples for analysis in an accredited microbiology lab. This lab report is essential, as it identifies the mold species and determines the actual health risk, moving beyond a visual guess.

Avoid companies that only offer a visual assessment or immediately push for a full remediation package without diagnostic testing. A reputable inspector will provide a detailed report with the lab findings and a clear scope of work if remediation is needed, allowing you to make an informed decision. This science-driven approach is the standard for verifying the problem and its appropriate solution in the UAE.
Posted by Sani Admin
Answered on April 10, 2026 5:37 pm