Is my AC's bllack mold causing my child's cough?« Back to Previous Page

The black speckles from a leaking AC unit in a humid climate like Dubai are very likely microbial growth, and the persistent cough in a child is a common reaction. Many types of mould, not just the infamous 'black mould' (Stachybotrys), produce allergens and irritants that can cause respiratory symptoms, especially in children. The constant condensation from AC leaks creates the perfect damp environment for it to thrive.

You need two distinct professionals. First, for diagnosis: contact a certified mould inspection company that uses a third-party accredited lab. They will take air and surface samples to identify the species and concentration, which is the only way to know the specific health risk. Avoid any company that offers to test and remediate without this independent verification.

For remediation, the leak itself must be fixed by an HVAC technician to stop the moisture source. The mould on the wall will require professional removal, not DIY cleaning, as improper methods can aerosolize the spores. Reputable remediators will seal off the area, use HEPA filtration, and remove contaminated materials. They should provide a post-remediation verification report to confirm the space is clean.

The Dubai Municipality has guidelines for indoor air quality, and reputable providers adhere to these standards. Given the symptoms and the location, a professional assessment is the necessary first step for your family's health.