Is AC mold making me sick? How urgent is cleaning?« Back to Previous Page

The AC in my bedroom has been leaking a little for a couple of months, and now I’m seeing these black speckles spreading on the wall behind the headboard. It’s gotten worse since the humidity spiked last week, and my throat has been feeling scratchy in the mornings. How urgent is it that I get this professionally cleaned, and should I be sleeping in another room in the meantime?
Posted by Lisa Allen
Asked on April 20, 2026 11:50 pm
The persistent leak and visible black speckles, worsened by Dubai's high humidity, indicate active mold growth. Your scratchy throat is a common reaction to mold exposure, as spores become airborne from the AC's airflow.

This is a situation that warrants prompt professional attention. The leak provides the constant moisture mold needs to thrive, and the location behind a headboard creates a hidden reservoir. In the UAE's climate, where ACs run year-round, this cycle of condensation and growth can escalate quickly. It is strongly advised to sleep in another room until the issue is resolved to reduce your nightly exposure to spores.

For a situation with both a water source and health symptoms, a professional inspection is the recommended course of action. They can identify the extent of the growth behind the wall and within the AC unit itself, which is often the primary source. DIY cleaning visible spots on the wall is a temporary fix if the AC unit and internal ducts are not addressed. A proper remediation will involve stopping the leak, removing the contaminated materials, and thoroughly cleaning the HVAC system with methods that contain the spores. Verifiable before-and-after testing, like air or swab samples analyzed by a microbiology lab, is the only way to confirm the environment has been returned to a healthy state.
Posted by Sani Admin
Answered on April 22, 2026 6:39 pm