In Dubai’s climate, this is likely a condensation issue exacerbated by the recent heavy fog, where cool AC walls meet warm, humid air. The priority is a professional inspection to identify the moisture source—it could be a small leak, rising damp, or simply the climate interaction. They will use containment barriers and HEPA filtration during remediation to prevent spores from spreading to other parts of the house.

For a fast and thorough clean, look for a company that provides a full diagnostic and remediation report, not just a surface wipe-down. The process should include identifying the root cause, safely removing the affected materials, and verifying clearance with post-remediation testing. This is the only way to ensure the environment is truly safe for your little one’s sensitive respiratory system.