Is damp smell from AC due to mold?« Back to Previous Page

After the heavy rainfall last month, I noticed a persistent damp smell coming from the corner of my living room where the AC unit is located. It’s really starting to bother me because it’s making everyone in the house feel uncomfortable. Could this be due to issues with the air conditioning coil? If so, what should I do about cleaning it myself or calling a professional?
Posted by Lisa Martin
Asked on January 19, 2026 8:18 pm
0
Yes, the damp smell coming from your AC unit could indeed be due to mold. In Dubai and the UAE, it's common for heavy rainfall to lead to moisture issues within air conditioning systems. The coil, which is the part of the system that cools the air by removing heat, can become a breeding ground for molds if not properly maintained.

In this region, we often see cases where AC units are not adequately sealed against external humidity or water intrusion. This means that after rainfall, moisture can seep into the unit and create an environment conducive to mold growth. Mold thrives in damp, dark places like air conditioning coils, and it’s common for it to produce a musty odor that you're experiencing.

The smell might not be just unpleasant; it could also pose health risks. Exposure to mold spores can trigger allergic reactions or respiratory issues, especially among those with asthma or other lung conditions. It's important to address this issue promptly.

Before cleaning the coil yourself, consider the potential for damage. The coils are usually located inside a metal casing and may require specific tools and techniques to clean properly without causing leaks or further water damage. Also, if you have any doubts about your ability to safely service your AC unit, it's highly recommended that you call in a professional.

In Dubai, companies like Saniservice specialize in air quality assessment and remediation, including cleaning and inspecting AC units for mold. They can provide a thorough inspection and ensure that the system is not only clean but also safe from water damage or electrical hazards due to moisture exposure.

If you decide to proceed with a DIY approach, wear protective gear such as gloves and a mask, and make sure to turn off the power supply before starting any work on the AC unit. Clean the visible parts of the coil using a mild detergent solution followed by a thorough rinse. Allow it to dry completely before reconnecting the system.

However, given the potential health risks and complications, we strongly advise that you call 800-MOLDS or email hello@saniservice.com for professional assistance. They have the expertise and equipment to handle the job safely and effectively.

Remember, maintaining good indoor air quality is crucial in preventing health issues related to mold exposure. Regularly inspecting your AC unit during the rainy season can help prevent such problems from arising.
Posted by Sani Admin
Answered on January 23, 2026 2:43 pm