Could mold from chiller cause our symptoms?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell in my bedroom closet, especially when it hasn't been opened for days. My kids and I have been experiencing sneezing fits and coughing more frequently since we moved into this new apartment two years ago. Could this be due to mold from the chiller system? What should I do to address this issue and ensure our health isn't affected further?
Posted by Brian Rodriguez
Asked on February 17, 2026 7:48 am
Yes, it is entirely possible that mold from the chiller system could be causing your symptoms. In Dubai and other regions prone to humidity fluctuations, such as after heavy rains, improper maintenance of HVAC systems can lead to condensation and moisture accumulation, creating ideal conditions for mold growth. Chiller units are a key component in air conditioning systems and often operate in spaces that may not receive sufficient ventilation or sunlight—these areas can easily become breeding grounds for mold if not properly managed.

Given the symptoms you've described—musty smell, sneezing fits, and increased coughing—it is prudent to suspect mold as a potential source. Mold spores released into the air can irritate respiratory passages, leading to allergic reactions or exacerbating existing conditions like asthma in children. In the UAE context, especially in an apartment built two years ago, new construction materials might contain higher moisture content initially, which could contribute to mold growth if not adequately managed.

To properly address this issue and ensure your health isn't affected further, it's recommended you engage a professional environmental inspection and remediation company like Saniservice. They can perform a thorough assessment of the chiller system and surrounding areas for any signs of mold presence or potential moisture issues. If mold is confirmed, they will have expertise in formulating an appropriate remediation plan that includes not only removal but also addressing underlying conditions to prevent recurrence.

In the meantime, you might consider the following steps:
1. Limit access to affected areas to minimize exposure.
2. Use high-efficiency particulate air (HEPA) filters in your home if available.
3. Increase indoor ventilation as much as possible without causing drafts that could cool and condense moisture elsewhere.
4. Regularly check for signs of water leakage or excessive humidity, especially around chiller units and other HVAC components.

Remember to call 800-MOLDS (800-66537) or email hello@saniservice.com if you need immediate assistance or further advice on managing this situation. It's important to take action promptly to protect the health of your family in this environment where climate control systems play a crucial role in maintaining indoor air quality.
Posted by Sani Admin
Answered on February 18, 2026 6:42 pm