How to get a proper mold inspection for AC leak?« Back to Previous Page

The AC in our villa in Jumeirah 3 has been leaking a bit, and now we’re starting to see small black spots on the wall behind the bedroom curtain. I’m really worried it’s mold and I want to stop it before it becomes a huge problem, especially with the humidity creeping up again. What’s the best way to get a proper mold inspection done to find the source and make sure it’s completely eliminated?
Posted by Hannah Clark
Asked on March 23, 2026 1:41 am
Based on your description, what you are observing is a classic symptom of a condensation-related mold issue, extremely common in Dubai due to our high ambient humidity and year-round reliance on AC systems. The black spots are likely Cladosporium or Stachybotrys (black mold), which thrive in the damp, dark conditions behind a curtain where condensation from a leaking AC unit provides the perfect environment.

A proper mold inspection is critical and goes far beyond a visual check. For a situation like this in a villa in Jumeirah, a certified professional inspection should include:

1. Moisture Mapping: Using non-invasive tools like thermal imaging cameras and penetrating moisture meters to identify the full extent of water migration within the wall cavity, which is often much larger than the visible stain.
2. Identification of the Primary Source: The AC leak must be identified and repaired by a certified HVAC technician first. No remediation is successful if the water source remains.
3. Air and Surface Sampling: This is a crucial step. Air sampling (spore trap analysis) compares the spore count and types inside the affected room to an outdoor control sample. Surface sampling (tape lift or swab) from the visible growth confirms the species. This data is essential for assessing the severity of the contamination and for designing the correct remediation protocol, as per UAE health and safety guidelines.

Attempting to clean this without a proper inspection risks spreading spores and failing to address the hidden moisture within the wall, leading to rapid regrowth and potential health issues.

For a comprehensive inspection and a certified report that identifies the exact species and scope of the problem, I strongly recommend contacting our specialists at Saniservice. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule a detailed assessment. We will provide a clear action plan to eliminate the mold at its source and ensure your villa is safe.
Posted by Sani Admin
Answered on March 24, 2026 5:30 pm