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The AC in my apartment seems to be causing some strange reactions. My daughter has had a persistent cough ever since we turned it on full blast last week, and my son's nose has been running nonstop. The air feels unusually dry too, and I’ve noticed some strange white flakes floating around the vents. Could this be related? What can I do to make sure they’re okay?
Posted by Omar Al-Nahyan
Asked on March 5, 2026 8:44 am
Absolutely, those symptoms could be linked to the air conditioning system in your apartment. In the UAE context, particularly in Dubai, such issues are more common due to the high humidity levels and the reliance on AC for cooling.

Firstly, let's consider the dryness you mentioned. Air conditioners can indeed make the indoor environment excessively dry, which might irritate mucous membranes like those lining your nose or throat, leading to coughing and runny noses in children. This is a common issue especially if the air conditioner isn't properly humidified.

The white flakes you see around the vents could indicate a problem with the AC unit itself. These could be from the cooling coils which might have accumulated dirt, mold, or even microscopic debris over time. When these particles are blown into the living space, they can trigger allergic reactions or exacerbate existing conditions like asthma and eczema.

Given your symptoms, it’s important to take action right away. Start by having a professional inspect your AC system. In Dubai, there are specific regulations for maintaining indoor air quality, especially in residential areas. The UAE Ministry of Energy and Industry sets standards that HVAC systems must meet to ensure they don’t emit harmful substances into the environment.

If you notice any mold growth or see signs of water damage (like discoloration) within your AC unit, it’s crucial to address this immediately as mold can produce allergens and mycotoxins which are not only uncomfortable but potentially hazardous. You might want to consider having a hygienization process carried out on your system, ensuring that all components are thoroughly cleaned and treated.

In Dubai, companies like Saniservice are well-regarded for their professional services in indoor environmental quality checks. Their services can help identify the root cause of these issues and provide effective solutions. You could contact them through 800-MOLDS or email hello@saniservice.com for an evaluation and remediation plan.

Additionally, ensure that your AC unit is serviced regularly by a certified technician. This will not only maintain its efficiency but also prevent such health concerns from arising in the future.

Remember, while the immediate symptoms might seem mild, persistent exposure to poor indoor air quality can lead to more serious health issues. Prioritizing the maintenance and cleanliness of your home’s HVAC system is vital for the well-being of you and your family.
Posted by Sani Admin
Answered on March 7, 2026 9:08 am