Can duct leaks cause mold growth?« Back to Previous Page

After the heavy rains last month, I noticed a strange dampness seeping into my office space through the ducts. The area directly below them has developed some mold, and it's making both me and my colleague sneeze frequently. How can I prevent this from happening or recurring?
Posted by Christopher Martin
Asked on January 21, 2026 4:04 pm
0
Duct leaks can indeed cause mold growth. In dubai and the UAE, we're frequently dealing with humid air and occasional heavy rains which can create favorable conditions for molds to thrive. When water seeps into your office ducts due to a leak, it can lead to moisture accumulation inside the ductwork. This is particularly problematic as the enclosed space of the duct system provides an ideal environment for mold spores to flourish.

The dampness you're experiencing and the sneezing episodes could be linked directly to this issue. The mold growing in your office may be releasing allergens into the air, leading to respiratory issues among occupants. In fact, according to UAE standards such as EN 13782:2016 on Indoor Air Quality – Measurement of Microbial Contaminants, it is crucial to maintain a clean and dry environment within buildings.

To address this problem, i would recommend you contact a professional inspection service like saniservice. They can perform an in-depth assessment of your duct system and identify the source of leaks as well as any mold growth. Depending on the extent of the damage, they may suggest cleaning or even replacing parts of your ductwork to prevent future issues.

In the meantime, try to avoid using the air conditioning if you notice dampness in your office; this can help reduce moisture levels. Also, ensure that there is proper ventilation and dehumidification within the area to keep conditions unfavorable for mold growth.

Remember, dealing with mold isn't just about cleaning it up but also addressing its source of moisture. Ignoring these issues could result in recurring problems and potential health risks. So if you're unsure or if the situation worsens, don't hesitate to reach out to a professional team like 800-MOLDS (800-66537) for assistance.

call 800-MOLDS OR EMAIL hello@saniservice.com IF YOU NEED ASSISTANCE.
Posted by Sani Admin
Answered on January 25, 2026 5:53 pm