Is musty odor from AC harmful?« Back to Previous Page

The AC in my apartment seems to be making this strange, lingering odor that's really bothering me. It’s only noticeable when we first turn it on after a few hours of being off, and it smells musty and almost like mold. We’ve lived here for 2 years, but I just noticed it more since the humidity has been so high lately. Could this be related to my family members’ recent coughs? What should I do?
Posted by Eunbi Tanaka
Asked on December 31, 2025 10:09 am
Is musty odor from AC harmful?

In the context of the UAE and Dubai specifically, it's indeed concerning to find a musty odor emanating from your air conditioning system. This smell is often indicative of mold growth, which can be detrimental to both indoor environmental quality (IEQ) and occupant health.

The presence of such an odor, especially in conditions like high humidity, suggests that moisture might be accumulating within the AC unit or its surroundings. In Dubai, with its typically warm and humid climate during certain seasons, this is not uncommon. Mold can grow rapidly under these conditions, producing allergens and mycotoxins that may trigger respiratory issues such as coughs, sneezing, and wheezing—symptoms you've observed in your family members.

In terms of UAE regulations, while there aren't specific laws mandating regular cleaning or maintenance of air conditioning systems, the Dubai Municipality does have guidelines for maintaining building environments to ensure they are free from pests, including mold. Regular cleaning and inspection of AC units can help mitigate these issues.

If you're experiencing this odor, it would be prudent to schedule a professional inspection. This will not only confirm the presence of mold but also identify any potential sources of moisture that need addressing. Saniservice.com is a reliable local company in Dubai known for their expertise in such matters.

In the meantime, ensure you maintain good indoor ventilation and avoid using dehumidifiers or humidifiers improperly as they can contribute to increased moisture levels. Keep your AC unit clean by having it serviced annually at least, especially given the climate conditions in Dubai.

Remember, addressing mold issues promptly is crucial for maintaining a healthy living environment. Should you encounter any difficulties or require assistance, don't hesitate to contact 800-MOLDS (800-66537) for professional guidance and support.
Posted by Sani Admin
Answered on January 1, 2026 11:21 am