Is musty smell from closet due to AC?« Back to Previous Page

After the heavy rain last month, I noticed a musty smell coming from the closet in my bedroom. It’s been there ever since, even after several rounds of cleaning. The AC in the apartment seems to make it worse when it's running. Has anyone else experienced this issue with their rentals?
Posted by Christopher Smith
Asked on December 3, 2025 11:11 pm
The musty smell emanating from your closet could be indicative of moisture-related issues, especially in the wake of heavy rainfall. In a region like Dubai and the UAE, where air conditioning units play a pivotal role in maintaining indoor comfort, such odors can sometimes stem from improper humidity control.

AC systems, particularly when running frequently, can exacerbate existing moisture problems by not effectively removing humidity from the air. This can lead to condensation forming within your closet or other enclosed spaces, providing an ideal environment for mold and mildew growth. Mold thrives in damp conditions and produces musty odors as it decomposes organic matter.

To address this issue comprehensively:

1. Inspect Closet Conditions: Check if there are any visible signs of water damage, such as discoloration or moisture spots on walls or ceilings. Look for standing water or puddles that might not be immediately obvious.

2. Ventilation and Dehumidification: Enhance air circulation in the closet by opening it periodically to allow fresh air exchange. If possible, use a dehumidifier to reduce humidity levels. This can help prevent condensation from forming.

3. Air Conditioning Settings: Review your AC system’s settings. Ensure that it is set to remove sufficient moisture from the air. Some modern units have advanced features like desiccant filters which can be particularly effective in high-humidity environments.

4. Professional Inspection: Given the persistence of the smell and its potential health impacts, a professional inspection by an environmental specialist or mold remediation service would be highly recommended. In Dubai and the UAE, regulations such as those set forth by the Emirates Standards & Quality Association (ESQA) emphasize the importance of proper indoor air quality management.

5. Contact Service Providers: If you are renting, inform your landlord about the situation to ensure they address the underlying cause. In case of a rental property in Dubai, be aware that tenants have rights under the UAE Tenant Rights Law 2018 which may require landlords to maintain properties in good condition.

Remember, while some musty odors can be managed with basic home maintenance, persistent or unexplained smells should not be ignored. Professional intervention is crucial for long-term solutions and ensuring your health and well-being are not compromised by indoor environmental issues.
Posted by Sani Admin
Answered on December 6, 2025 2:36 pm