Is AC water leak causing dangerous mold for toddler?« Back to Previous Page

The AC in my apartment seems to be leaking a bit of water onto the wall behind the bedroom wardrobe, and now I'm seeing these black speckles spreading on the skirting board. It's been getting worse over the last few weeks since the humidity really kicked in. I'm worried about my two-year-old sleeping in there and wondering if a bleach spray is enough to handle this myself, or if I need to call a professional cleaning company.
Posted by Robert Thompson
Asked on April 19, 2026 12:30 am
An AC water leak absolutely creates conditions for mold growth, and the presence of a toddler elevates the concern. The black speckles are a visible sign of a colony, and the high humidity in Dubai provides the perfect environment for it to thrive.

While not all black-colored mold is the infamous "black mold" (Stachybotrys), any mold from a chronic water source can impact indoor air quality. For a young child with a developing respiratory system, exposure can lead to increased allergy symptoms, sinus congestion, and coughing. The real danger is the ongoing moisture, which allows the colony to grow and release spores into the air circulated by the AC unit.

A bleach spray is not a solution here. It may temporarily remove the visible discoloration on non-porous surfaces, but it will not address the moisture problem or the mold growing deep within the porous skirting board and potentially inside the wall cavity. The leak must be fixed first to stop the water intrusion.

For this scenario, with a known water source and a vulnerable occupant, a professional assessment is strongly advised. Remediation involves stopping the leak, properly drying the affected building materials, and safely removing the contaminated ones. In the UAE, look for providers who can explain their process and validate their work with post-remediation testing from an accredited lab, ensuring the environment is truly safe for your child.
Posted by Sani Admin
Answered on April 20, 2026 9:29 pm