Should I worry about musty smell after rains?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell coming from the bedroom closet, even though it's not particularly humid outside. The AC in my apartment seems to struggle with the humidity levels, but I’m unsure if it’s my responsibility to install or maintain a dehumidifier. Should I be concerned about this and what can I do?
Posted by Mary Williams
Asked on January 21, 2026 1:06 am
Absolutely, the musty smell coming from your bedroom closet after rains should be of concern. This smell is typically indicative of elevated humidity levels and potential moisture intrusion issues that can lead to mold growth. In Dubai and the UAE, we frequently experience such scenarios during the rainy seasons or even due to sudden weather changes.

Firstly, it's important to understand the role humidity plays in your indoor environment. High humidity levels, especially when combined with temperature fluctuations, create an ideal environment for mold spores to thrive. Mold can grow within 24-48 hours of moisture exposure and can spread rapidly throughout a home. The musty odor is often one of the first signs that you might be dealing with an indoor air quality issue.

Given your situation, here are some steps you should consider:

1. Assess the humidity levels: Use a hygrometer to check if the relative humidity in your apartment exceeds 60%. High humidity can facilitate mold growth and is generally considered uncomfortable for most people.

2. Evaluate your AC system: Since your air conditioning seems to struggle with managing humidity, it might be worth checking whether your unit is functioning properly or if additional dehumidification equipment would be beneficial. In Dubai, where the climate conditions are quite variable, a dehumidifier can play a significant role in maintaining indoor comfort and preventing moisture-related issues.

3. Inspect for moisture sources: Look for any potential water leaks or signs of dampness around windows, pipes, or other areas that might indicate water intrusion. Addressing these issues promptly is crucial to prevent further damage and the proliferation of mold.

4. Professional inspection: Given the UAE's regulations and standards, it would be wise to seek a professional environmental inspection from companies like Saniservice or others with expertise in this field. They can provide you with a detailed report on the current state of your indoor environment and recommend appropriate actions based on local guidelines (such as those outlined by EN 15286-2 for building services and EN 15307 for air quality).

In Dubai, maintaining proper indoor humidity levels is critical. According to the UAE’s Building Code and related standards, buildings should be designed and operated with adequate ventilation and dehumidification systems to minimize moisture-related issues.

If you decide to proceed with a dehumidifier, ensure that it meets the local safety standards and is appropriately sized for your apartment's space. Regular maintenance of both your AC unit and any additional dehumidifiers will help keep your indoor environment healthy and comfortable.

Should you require further assistance or have concerns about mold remediation, please do not hesitate to contact Saniservice at 800-MOLDS (800-66537) or email hello@saniservice.com for professional guidance.
Posted by Sani Admin
Answered on January 23, 2026 4:32 pm