Is poor air quality from AC causing my symptoms?« Back to Previous Page

The AC in my apartment seems to be cycling on and off more frequently than usual, especially at night. It’s making a strange humming noise that keeps me awake, and I’ve noticed that my throat feels tight and itchy every morning, even though I don’t have allergies or pets. Could this be related to the air quality inside my unit? What can I do to improve the situation before it gets worse?
Posted by Eunji Vu
Asked on February 17, 2026 12:57 pm
The symptoms you're experiencing could indeed be linked to poor air quality within your apartment. In Dubai and the UAE, we often encounter challenges related to air conditioning units leading to issues like increased cycling frequency and unusual noises. These problems can significantly impact indoor environmental quality (IEQ), potentially causing a range of health effects.

Firstly, it’s crucial to understand that in many buildings in the UAE, particularly older ones or those with outdated HVAC systems, AC units might not be properly maintained. This could lead to issues like overworking the system due to inefficiencies, which is exactly what you're experiencing – the unit cycling on and off more frequently than normal.

The strange humming noise during operation of your AC can be indicative of a few potential problems:
1. Worn-out Fan Blades: The blades might have accumulated dirt or become misaligned over time.
2. Electrical Issues: There could be problems with the motor, capacitors, or circuitry which are causing fluctuations in power supply and noise.
3. Dirty Filters: Clogged filters can obstruct airflow and increase energy consumption, leading to more frequent operation.

Furthermore, you mention tightness and itchiness in your throat every morning without any known allergies or pets. This could be due to several factors:
• Dust Mites and Fibers: Even with no pets, dust mites and fibers from carpets or furniture can accumulate in the air.
• Humidity Levels: The AC might not be properly dehumidifying the space, leading to increased humidity levels which can irritate the respiratory system.

To address these issues effectively:
1. Professional Inspection: It is highly recommended that you schedule a professional inspection by a certified environmental inspector familiar with local regulations in Dubai and the UAE. They will assess your AC unit and indoor environment for any potential problems.
2. Regular Maintenance: Ensure regular cleaning and maintenance of your AC system, including changing filters regularly and checking for fan blade alignment.
3. Humidity Control: Consider using dehumidifiers to maintain ideal humidity levels in your home.
4. Ventilation: Improve cross-ventilation if possible, but ensure it doesn’t introduce external pollutants.

Remember, maintaining good indoor air quality is crucial for overall health, especially in the hot and humid climate of Dubai. Should you find that the issue persists despite these steps, contact us at 800-MOLDS or email hello@saniservice.com for further assistance.
Posted by Sani Admin
Answered on February 20, 2026 1:50 am