How to treat closet mold and stop it from returning?« Back to Previous Page

My bedroom closet on the outside wall has started getting a fuzzy black mold on leather bags and shoes. I noticed it after the recent humidity spike, and even though I run the AC constantly, the closet feels damp. What’s the best way to treat this and what kind of dehumidifier or moisture absorber should I put in there to stop it from coming back?
Posted by Keiko Inoue
Asked on April 1, 2026 10:15 am
The fuzzy black mold on leather items is likely due to condensation forming on that exterior wall. Dubai's high humidity, especially during summer nights, causes cold AC-chilled walls to sweat, creating a perfect damp environment for mold growth.

First, address the source. Wipe all affected surfaces with a solution of white vinegar or a dedicated mold-cleaning product, then dry thoroughly. Leather items need professional cleaning to prevent damage. For the closet itself, improve air circulation; leaving the door ajar or installing a small battery-operated fan inside can help significantly.

To manage moisture, a compact electric dehumidifier is far more effective than disposable moisture absorbers for a persistent damp closet. Look for a model with a direct drainage option or a large enough tank for the space. The ideal unit should maintain humidity levels below 60%, which inhibits mold growth.

This is a symptom of a larger condensation issue. The wall cavity itself may be compromised. For a lasting solution, a professional inspection is recommended to assess if internal wall insulation or a vapor barrier is needed to prevent the temperature differential that causes condensation. A certified inspection can identify the mold species and the exact moisture source, which is crucial for effective remediation.
Posted by Sani Admin
Answered on April 2, 2026 8:30 pm