How to permanently fix closet mold from moisture?« Back to Previous Page

Our master bedroom closet on the outside wall has started getting these black fuzzy spots on our leather bags and shoes. We’ve lived in this Marina apartment for two years, but it's only gotten really bad since the humidity spiked a couple of months ago. Even with the AC running, that corner just feels damp and cold. What’s the most effective way to permanently fix the moisture issue causing this mold, rather than just wiping it away every few weeks?
Posted by Ryo Huang
Asked on May 3, 2026 4:20 am
The black fuzzy spots are classic mold growth, likely due to condensation forming on that cold outer wall. In Marina apartments, this is a common issue where the building's exterior chill meets the indoor humidity, creating a damp microclimate inside closets, especially when the AC is set very cold.

Wiping it away is temporary because the moisture source remains. The most effective permanent fix requires a two-step approach: addressing the immediate growth and then solving the condensation. For the existing mold, the affected leather items should be professionally cleaned to prevent spores from spreading. The closet surfaces need to be properly remediated with antimicrobial solutions, not just wiped with detergent.

To stop it returning, you must prevent condensation. First, improve air circulation in the closet. Leave the door ajar frequently or install a small battery-operated moisture absorber or dehumidifier inside. For a more integrated solution, have your AC system checked; the unit may need rebalancing to better manage humidity levels throughout the apartment, or a technician could install a condensate drain line to better manage moisture removal.

In severe or recurring cases, a professional inspection is recommended. They can use thermal imaging to pinpoint the exact cold spots and moisture meters to quantify the problem, providing a targeted solution based on data. This is often more cost-effective than repeated, unsuccessful DIY attempts in Dubai's challenging climate.
Posted by Sani Admin
Answered on May 5, 2026 7:50 pm