How to control closet humidity to prevent mold?« Back to Previous Page

My walk-in closet in the Marina has started smelling really damp and musty over the past month, and I just pulled out a couple of my favorite leather bags to find small mold spots on the straps. I run a dehumidifier in the main living area but didn't think I needed one in there. What's the most effective way to control the humidity in a small, enclosed space like a closet to prevent this from happening again?
Posted by Kayla Lewis
Asked on March 23, 2026 11:37 am
Good afternoon. That's a classic and very common issue here in Dubai Marina, especially during the more humid summer months. The damp, musty smell and the mold on your leather goods are clear indicators of elevated relative humidity, likely consistently above 65%, inside that enclosed space.

The core issue is that your closet is a stagnant, enclosed micro-environment. While your main living area's dehumidifier handles the ambient load, the moisture-laden air from daily activities (showering, cooking) and the high external humidity seeps into the closet and becomes trapped. There's no air movement to allow the dehumidified air from your main room to circulate and condition that space.

Here’s your actionable plan:

1. Immediate Remediation: For the mold on the bags, carefully wipe the affected areas with a soft cloth slightly dampened with a 50/50 solution of water and isopropyl alcohol. Test on an inconspicuous area first. Do not saturate the leather. Allow them to dry completely away from the closet.

2. Increase Air Circulation: This is your most effective first step. Install a small, battery-operated or USB-powered moisture absorber unit like those from Eva-Dry inside the closet. More crucially, avoid keeping the closet door completely sealed shut 24/7. Leave it slightly ajar periodically to allow conditioned air from your main room to exchange.

3. Moisture Absorption: Place disposable moisture absorber containers (e.g., DampRid) on the closet floor or on a high shelf. These are excellent for small, enclosed spaces and will pull a significant amount of ambient moisture out of the air, collecting it in the container.

4. Inspect for Leaks: While less common, check for any cold spots on the walls or ceiling that could indicate a condensate line leak from the AC system serving your apartment. This is a frequent source of hidden moisture.

For a persistent problem, a professional inspection is wise to rule out hidden condensation issues or to assess if your AC system is properly balanced and dehumidifying. We can conduct precise hygrothermal mapping to identify the exact source and severity.

If the smell persists after these measures, please call us at 800-MOLDS or email hello@saniservice.com for a detailed assessment. We service the Marina area daily.
Posted by Sani Admin
Answered on March 26, 2026 11:33 am