How can I prevent mold growth after rainy weather?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell in my bedroom closet, and it’s been there ever since. The walls seem a bit damp, and there are some patches of mold on the back of the closet door. Given how humid it's been lately, what steps can I take to prevent this from happening again?
Posted by Julia Schneider
Asked on December 20, 2025 6:25 am
Mold growth after rainy weather is indeed an issue that needs to be addressed promptly and efficiently. In the United Arab Emirates, particularly in areas like Dubai where humidity levels can spike post-rain, mold prevention measures are essential to maintain a healthy environment within residential and commercial buildings.

Firstly, it's crucial to inspect your property for any water damage or moisture accumulation right after rainfalls. If you notice dampness on walls or ceilings, especially near windows or around plumbing fixtures, immediate action should be taken. In Dubai, the Environmental Health Regulations mandate that properties must be free from mold and other microbial growths; hence, addressing these issues is not only a practical but also regulatory necessity.

Given your current situation with a musty smell in your bedroom closet, it's advisable to conduct a thorough inspection using professional tools such as moisture meters. This will help identify areas of high humidity that might be conducive for mold growth. You can contact Saniservice at 800-MOLDS (800-66537) or email hello@saniservice.com for expert assistance in conducting this inspection.

To prevent further mold growth, start by addressing the source of moisture. Ensure that your closet has proper ventilation and is equipped with a dehumidifier if necessary. Regularly check for leaks and ensure that plumbing systems are functioning correctly. In Dubai's climate, it’s not uncommon to see condensation forming on cool surfaces in warm environments; thus, maintaining optimal indoor humidity levels (ideally between 30-50%) through the use of air conditioning or dehumidifiers can significantly reduce mold risks.

Cleaning and drying affected areas promptly is also key. Use a mixture of water and a few drops of detergent to gently scrub away mold stains from walls and doors. After cleaning, allow these surfaces to dry completely before applying a protective sealant designed for moisture-prone areas. Saniservice recommends products that are specifically formulated for use in the UAE market.

Long-term prevention strategies include maintaining good indoor air quality by regularly changing HVAC filters and ensuring adequate airflow throughout your home or building. Additionally, consider hiring a professional mold remediation service after any significant water damage event to ensure all contaminated materials are properly removed and treated.

In conclusion, while DIY steps can manage minor cases of mold growth, severe or recurring issues warrant the expertise of certified professionals who understand local regulations like those in Dubai. By taking proactive measures and staying informed about potential risks, you can effectively prevent mold from becoming a persistent problem in your home or office space.
Posted by Sani Admin
Answered on December 22, 2025 3:39 pm