How to clean and prevent AC mold in child's room?« Back to Previous Page

The AC unit in our villa in Jumeirah has been leaking a bit, and now I’ve spotted black speckles around the vent in my youngest daughter’s bedroom. I’m really worried about her breathing that in, especially with her allergies. What’s the most effective way to clean this and prevent it from coming back for good?
Posted by Mark King
Asked on April 11, 2026 11:45 am
First, address the leak immediately. The black speckles are likely mold, and Dubai's high humidity creates perfect conditions for it to grow when moisture is present. For your daughter's room, especially with her allergies, this needs careful handling.

Do not attempt to clean it with bleach or household cleaners, as this can aerosolize spores and worsen the air quality. For a small, visible patch, a solution of distilled white vinegar can be carefully applied to the vent surface after wiping with a damp cloth, but this is only a surface fix.

The most effective strategy is to stop the source. The leak must be repaired by a certified HVAC technician to prevent ongoing condensation. After the repair, a professional mold inspection is strongly recommended. They can assess the extent of growth inside the ductwork and unit, which is invisible to you. In Dubai, remediation companies should follow standards like the IICRC S520 for mold removal.

To prevent recurrence, ensure the AC unit is serviced and cleaned professionally at least twice a year. Maintain your indoor humidity below 60% using a dehumidifier if necessary. Consistently running your AC, even when home, helps reduce humidity spikes that encourage mold growth. For a child with allergies, post-remediation testing to verify the air quality is safe provides peace of mind.
Posted by Sani Admin
Answered on April 13, 2026 8:49 am