AC leak causing black mold in Dubai villa? How to fix?« Back to Previous Page

The AC unit in our villa in Jumeirah 3 has been leaking a bit of water onto the carpet in the hallway, and now I’m seeing these small black speckles appearing on the skirting board behind it. It’s been super humid lately and I’m terrified it’s the start of black mold. What’s the best way to clean this small area safely and who should I call to fix the AC leak for good so it doesn’t come back?
Posted by Xiao Saito
Asked on March 30, 2026 9:00 pm
Based on your description, you are very likely dealing with the initial stages of mold growth, commonly referred to as "black mold," which is a serious concern in Dubai's climate. The constant high humidity and year-round AC use create a perfect environment for mold when a moisture source, like your AC leak, is present.

The black speckles on the skirting board are the visible colony. However, the underlying carpet and padding are likely saturated and harboring a much larger hidden growth. Do not attempt to clean this with bleach or simple detergents. Disturbing it improperly can aerosolize toxic spores throughout your villa. For a small, visible area, you can carefully wipe it with a rag dampened with a diluted detergent solution, but this is only a superficial measure and will not address the root problem or the hidden contamination.

The correct course of action is twofold and must be handled by professionals:

1. Remediation & Hygienization: The water-damaged carpet, padding, and skirting board must be professionally assessed. They likely require extraction, drying, and antimicrobial treatment to eliminate the mold colony at its source and prevent regrowth. This is a specialized process to ensure spores are contained and removed safely.

2. AC Repair: You must call a certified HVAC technician to permanently fix the condensate drain line or pan leak. Simply stopping the leak is not enough; the existing moisture in the building materials must be addressed to prevent further microbial growth.

For a comprehensive solution, I strongly recommend a professional inspection. Companies like Saniservice specialize in this exact scenario: they can conduct a thorough assessment, perform the necessary remediation and hygienization to Dubai Municipality standards, and advise on the HVAC repair. Do not delay, as this problem will only worsen.

For immediate assistance, call Saniservice at 800-MOLDS (800-66537) or email hello@saniservice.com.
Posted by Sani Admin
Answered on March 31, 2026 6:37 am