How to remove closet mold and fix AC issue?« Back to Previous Page

The AC in my apartment seems to be making our bedroom closet smell damp, and I just found a few small black spots on a leather bag stored in the back. We’ve lived here for 2 years and just noticed this, and I'm worried it's spreading to our clothes. What's the most effective way to clean this up myself and who should I call to check the AC unit to stop it from coming back?
Posted by David Martin
Asked on May 14, 2026 3:40 pm
The damp smell and black spots are classic signs of a mold issue, likely fueled by condensation from your AC unit. Dubai's high humidity and constant AC use create perfect conditions for this.

For the closet, first remove all items and inspect them. For hard surfaces like walls and shelves, use a solution of white vinegar and water or a diluted bleach mixture (1 part bleach to 4 parts water) to wipe down the affected areas. Wear a mask and gloves. For the leather bag, wipe it with a vinegar and water solution and let it dry completely away from sunlight. However, cleaning visible mold is only a temporary fix if the moisture source isn't addressed.

The recurring issue points to your AC as the likely culprit. The unit's evaporator coils may be a breeding ground for microbial growth, and the cold air it blows into the closet is probably causing condensation on the walls, providing the moisture mold needs to grow.

To stop it from coming back, you need a professional inspection of the AC system itself. The most effective solution is to have a certified HVAC technician or a specialized indoor environmental company assess the unit. They should check for proper drainage, insulation on cooling lines, and clean the evaporator coils and ductwork if necessary. A company with its own microbiology lab can also take tape-lift samples of the spots to identify the mold type, which informs the best remediation method. This diagnostic step is crucial for a lasting solution, as simply cleaning the closet will not prevent the AC from reintroducing the problem.
Posted by Sani Admin
Answered on May 15, 2026 11:34 pm