Is black mold from AC vent causing my son's cough?« Back to Previous Page

Yes, the black mold from the AC vent is a likely cause of your son's persistent cough. In Dubai's humid climate, AC systems are prime locations for mold growth due to constant condensation. When the unit operates, it can aerosolize mold spores and blow them directly into the room, leading to respiratory irritation.

This situation warrants prompt professional attention. The constant exposure means his symptoms are unlikely to resolve until the source is removed. For infants, children, and those with allergies or asthma, this can be particularly aggravating and may develop into more significant respiratory issues if left unaddressed.

You need a two-step professional approach: inspection and remediation. First, a certified mold inspector can assess the extent of the contamination within the AC unit and ductwork, which is often more severe than what's visible on the vent. They should use lab analysis to identify the mold species, as this determines the appropriate remediation protocol.

The cleaning must address the entire system, not just the visible patch on the vent. Proper remediation involves containing the area, using HEPA vacuums, and applying EPA-approved antimicrobial treatments to the evaporator coils, drip pan, and ducts to stop regrowth. Simply wiping the vent is insufficient and the mold will return quickly.

For verification, always request before-and-after testing. A reputable company will provide documented proof, such as lab reports, showing the spore count has been returned to safe levels. This is the only way to be confident the environment is healthy for your son again.