Is green patch on wall due to mold?« Back to Previous Page

After the rain last month, I noticed a musty smell lingering in the corner of our bedroom. Upon closer inspection, I found some greenish patches on the wall near the window. The AC in our apartment seems to be leaking moisture too. How urgent is this issue and what should we do immediately?
Posted by Linda White
Asked on February 2, 2026 4:34 am
Yes, the greenish patches that you noticed on your bedroom wall could very well be mold. Mold thrives in damp and humid environments, which are common during rainy seasons or after plumbing issues like AC leaks. In the UAE, especially in Dubai, the climate can create conditions where moisture buildup is a frequent problem.

The presence of a musty smell coupled with visible green patches suggests that there’s indeed a mold issue. Mold spores are airborne and can cause allergic reactions, respiratory problems, and other health concerns, particularly for individuals with asthma or allergies. The UAE's Building Code 2018 (UAE-BC) mandates regular inspections to ensure the building is in a healthy condition, which includes checking for moisture-related issues that could lead to mold growth.

Given the situation, it’s advisable to act promptly. Immediate steps include:
1. Ensuring proper ventilation: Open windows if possible and use dehumidifiers or air purifiers to reduce indoor humidity levels.
2. Addressing the source of moisture: Repair any leaks from your AC unit. A professional plumber can assist in identifying and fixing these issues.
3. Cleaning affected areas: Use a solution of water and detergent, followed by a bleach solution (1 cup per gallon) to clean the mold. Be cautious with this step as it could be harmful if not done properly.

However, due to the complexity and potential health implications of mold, it is highly recommended that you seek professional inspection services. At Saniservice, we offer specialized mold testing and remediation services in line with UAE regulations. Our certified technicians can conduct a thorough assessment and provide a detailed report on the extent of contamination, along with the necessary remedial actions.

Please do not hesitate to contact us at 800-MOLDS or email hello@saniservice.com for further assistance. Prompt action is crucial to prevent potential health risks and property damage.
Posted by Sani Admin
Answered on February 4, 2026 10:21 am