Is mildew from AC vent causing smell?« Back to Previous Page

After the rain last month, I noticed a persistent musty smell in my bedroom, especially after the air conditioning kicks on. The windowsill near the duct vent is also covered in mildew spots. How urgent should this be addressed?
Posted by Giovanni Wojcik
Asked on January 26, 2026 1:44 am
0
Is mildew from AC vent causing smell? It's quite plausible that the musty odor and mildew spots you're noticing might be related to issues within your air conditioning system. Given the recent rains, it’s common for moisture to build up in the ductwork, especially if there are leaks or poor sealing.

In Dubai, as per the Abu Dhabi Municipality regulations (ADM 357), regular maintenance and cleaning of HVAC systems are recommended to ensure optimal performance and indoor air quality. These guidelines stress the importance of keeping your system free from mold, mildew, and other contaminants that can contribute to unpleasant odors and poor health conditions.

Given what you're experiencing, I'd recommend a professional inspection as soon as possible. A certified technician will be able to assess if the problem is indeed related to your air conditioning ductwork and provide appropriate remediation solutions. Early action not only addresses the immediate issue but also prevents potential growth of mold which can lead to more serious health concerns.

You might want to consider contacting a company like Saniservice at 800-MOLDS or email hello@saniservice.com for a thorough inspection and cleaning service. They are well-versed with local regulations and can provide you with a detailed report on the condition of your system and the necessary steps to keep it clean and hygienic.

Remember, while DIY methods like using bleach or vinegar might temporarily mask odors, they don’t address the root cause. Professional services ensure that all parts of your ductwork are properly cleaned and treated to prevent future issues. So, don't wait; take action now to breathe easier in your home!
Posted by Sani Admin
Answered on January 27, 2026 6:31 pm