Could the ceiling spots be mold?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell and some greenish spots on the ceiling of our master bedroom. The AC seems to be leaking water more than usual too. Could this be mold? What should we do to prevent it from spreading?
Posted by Sandra Young
Asked on January 21, 2026 12:08 am
Yes, the greenish spots on your ceiling could indeed be mold. Mold growth is common after periods of heavy rain and flooding, especially if conditions are humid or damp. In Dubai, particularly during the monsoon season, this can lead to an increase in moisture levels that favor mold proliferation.

Mold spores are present almost everywhere, but they typically require a moist environment with temperatures ranging from 77°F (25°C) to 86°F (30°C) to thrive and grow. The leaking AC could be contributing significantly to the humidity levels, creating favorable conditions for mold to develop. Mold not only affects air quality by releasing spores but can also cause structural damage over time.

To prevent mold from spreading and ensure your home remains safe and healthy, a series of actions are recommended:

1. Immediate Inspection: Given that you're in Dubai and considering the recent rains, it would be wise to conduct an immediate inspection for mold growth. If you notice any signs such as discoloration, musty odors, or visible spores, professional assistance is advised due to regulations like those outlined in the UAE's Building Code 2019.

2. Professional Remediation: Should there be a significant presence of mold, hiring professionals from companies like Saniservice who are experienced with mold remediation in the region could be beneficial. They will provide thorough cleaning and disinfection services while adhering to guidelines set by the UAE Ministry of Energy and Water or other relevant authorities.

3. Humidity Control: Address the source of moisture. Fixing the AC leak is crucial, but also consider using dehumidifiers, especially in areas prone to condensation such as bathrooms and kitchens. Ensuring good ventilation can help reduce humidity levels effectively.

4. Regular Maintenance: Keep an eye on your home’s moisture levels regularly. Inspect for leaks, condensation spots, or any unusual dampness. Regular cleaning and drying of spaces like attics, basements, and crawlspaces can prevent mold from establishing itself.

5. Education & Awareness: Educate yourself about the types of mold commonly found in Dubai and their health impacts. Knowing what to look out for can help you address issues before they become severe problems.

Remember, maintaining a dry environment is key to preventing mold growth. If you are unsure or need guidance on any aspect of mold management, do not hesitate to reach out to professionals like Saniservice at 800-MOLDS (800-66537) for expert advice and assistance tailored to the local conditions in Dubai.

Always prioritize your health and safety by addressing moisture issues promptly.
Posted by Sani Admin
Answered on January 23, 2026 3:16 pm