How to permanently stop closet moisture and mold in Dubai?« Back to Previous Page

My bedroom closet in my Jumeirah apartment always gets a damp, moldy smell on the back wall during the summer, even though we run the AC constantly. I’ve found dark spots on a couple of my leather bags and shoes stored there, which is starting to ruin them. I wipe it down with vinegar, but it just comes back after a few weeks. What’s the most effective long-term solution to stop this moisture from building up in the closet?
Posted by Keiko Lee
Asked on March 12, 2026 7:32 am
This is a classic issue we see in Jumeirah apartments, especially during the high-humidity summer months. The constant AC running can actually be part of the problem if the system is not properly balanced or maintained, creating cold spots where condensation forms. Your closet's back wall is likely a cold bridge or an exterior wall where this moisture is condensing, providing the perfect breeding ground for mold.

Vinegar is a temporary, superficial fix. It doesn't address the underlying moisture source and won't kill the mold roots (hyphae) penetrating porous materials like leather and drywall. Here's your action plan for a permanent solution:

First, you need a professional inspection. The dark spots on your leather goods indicate active growth, and the recurrent problem suggests a persistent moisture source. We'd use a thermal imaging camera to identify the exact temperature differential on that wall and a moisture meter to quantify the saturation level. This is crucial for a correct diagnosis, as per UAE's best practices for indoor environmental assessments.

The most effective long-term fix is often addressing the pressure balance and humidity control. Your AC might be set too cold, or the closet may be completely sealed off, preventing air circulation. Solutions we typically implement include:
• Installing a small, ductless ventilation fan in the closet to promote air exchange.
• Sealing any gaps in the exterior wall if the moisture is ingress from outside.
• Applying anti-condensation insulation to the interior of the problem wall.
• Using a standalone, compact dehumidifier specifically for that enclosed space.

For your already-affected items, professional hygienization is needed to salvage them. DIY cleaning can set the stains and spread spores.

Given the value of your belongings and the property, I strongly recommend a professional assessment. We can pinpoint the cause and implement a guaranteed solution. Call us at 800-MOLDS (800-66537) or email hello@saniservice.com for a detailed inspection. Let's protect your investment.
Posted by Sani Admin
Answered on March 13, 2026 1:57 pm