Can I clean air conditioning smell myself?« Back to Previous Page

After the heavy dust storm we had a couple of weeks ago, I noticed an awful musty smell coming from the vents in my multi-zone air conditioning system. The smell is so strong, it’s hard to ignore, especially when trying to open windows for some fresh air. Cleaning it myself seems like quite a task, but maybe there are ways to handle it without bringing in professionals. Can anyone suggest if it's something I can manage on my own or should I schedule an appointment with a specialist?
Posted by Charles White
Asked on January 9, 2026 3:13 am
0
Cleaning your air conditioning system to tackle that pesky musty smell can indeed be daunting but is something you could manage yourself. However, it's important to consider the specifics of the UAE's climate and our building regulations.

Firstly, in Dubai/UAE, heavy dust storms are a common occurrence, especially during certain seasons. The dust and debris collected within your multi-zone air conditioning system can accumulate and lead to unpleasant odours. It is crucial to address this issue as soon as possible to prevent further damage or health issues for you and your family.

To begin the cleaning process, you'll need to gather some essential tools: a soft brush (like a toothbrush), a vacuum cleaner with an attachment, and a mild detergent or white vinegar mixed with water. Avoid using harsh chemicals as they can harm the system's components. In Dubai/UAE, it is recommended that any cleaning agent used should be compatible with local regulations, but typically, such cleaners are harmless.

Firstly, switch off your air conditioning unit to ensure safety. Remove the access panel of your AC system and carefully clean the filters using warm soapy water or a damp cloth. Ensure they are thoroughly dried before reinserting them back into place. Next, use a soft brush to clean the evaporator coils which can harbor dust and moisture leading to that musty smell.

Cleaning the ducts requires more effort but is necessary for an effective decontamination. Use a vacuum cleaner with a brush attachment to suck out any debris from the inside of your ductwork. Be cautious when accessing hard-to-reach areas, such as those behind walls or in ceiling spaces. In Dubai/UAE's humid climate, it’s also wise to clean and dry these areas thoroughly to prevent mold growth.

After cleaning, ensure all components are properly reassembled and the air conditioning system is turned back on to circulate fresh air. Pay attention to how the smell changes over time; if the musty odour persists or worsens, it might be a sign of more serious issues such as mold contamination which could require professional inspection.

However, given the complexity and potential risks associated with indoor air quality in Dubai/UAE, especially after dust storms, I would recommend scheduling an appointment with a specialist to ensure that your system is thoroughly cleaned and inspected. You can call 800-MOLDS or email hello@saniservice.com for further assistance.

Remember, maintaining good indoor air quality not only improves comfort but also contributes significantly to overall health, especially in the challenging climate of Dubai/UAE.
Posted by Sani Admin
Answered on January 11, 2026 3:27 pm