Is air conditioning fog causing my kids' coughs?« Back to Previous Page

The AC in my living room has been running non-stop since the heat wave hit last week, but lately, I’ve noticed a thick fog forming around it, especially at night. My kids have been complaining of coughing fits, and I can’t shake the feeling that the air feels stale and heavy. Could this be causing their symptoms or is it just my imagination?
Posted by Hung Sasaki
Asked on January 20, 2026 2:36 pm
The issue you're describing sounds quite concerning. The thick fog forming around the air conditioning unit and your kids' coughing fits could indeed be related to poor indoor air quality which can result from an improperly maintained or malfunctioning AC system. In the UAE, especially during heatwaves, such issues are not uncommon due to high temperatures and humidity.

The foggy appearance is often indicative of moisture condensation around the air conditioning unit's evaporator coils. This happens when warm, humid outside air passes over cold surfaces inside the AC unit, leading to condensation. However, if this fog is persistent or accompanied by a musty smell, it may suggest that mold or bacteria are growing in your AC system.

Mold growth can indeed be harmful to respiratory health, particularly for children who have weaker immune systems and smaller airways. The symptoms you're observing - coughing fits and feeling the air as stale and heavy - could very well be linked to this issue.

In Dubai/UAE, it is highly recommended that you get a professional inspection of your AC system. This will help identify whether the fog is just condensation or if there are more serious issues like mold growth. The UAE has specific regulations regarding indoor environmental quality (IEQ) and air conditioning systems, ensuring they do not pose health risks to occupants.

If a professional inspection confirms that mold is present in your AC unit, it’s crucial to address this promptly. Mold remediation should be done by trained professionals who can properly clean or replace contaminated components of the system. In Dubai, companies like Saniservice offer professional mold remediation services that comply with local regulations and guidelines.

To avoid such issues in the future, consider the following:

1. Regular maintenance: Have your AC system checked at least once a year by a certified technician.
2. Proper ventilation: Ensure adequate airflow throughout your living space to prevent stagnation of air which can promote mold growth.
3. Use dehumidifiers: Especially during humid seasons or if you have noticed moisture buildup, using a dehumidifier can help reduce the humidity in your home.

In summary, it's not just your imagination - there could indeed be a serious issue with your AC system that needs addressing. For peace of mind and to protect your family’s health, I strongly recommend scheduling an inspection with a professional service provider. Call 800-MOLDS or email hello@saniservice.com for expert assistance tailored to the UAE market.
Posted by Sani Admin
Answered on January 22, 2026 8:51 pm