How to permanently treat recurring mold on bedroom wardrobe?« Back to Previous Page
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Our master bedroom in our Mirdif villa has been constantly damp for the last two months, and we keep finding black speckled mold along the bottom of the wardrobe that backs onto the exterior wall. We wipe it away with vinegar, but it just comes back within a week. What's the most effective way to treat this for good and what could be causing it to keep returning in that specific spot?
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The recurring mold indicates a persistent moisture source that vinegar wiping can't address. The specific location suggests a thermal bridge or condensation issue on that exterior wall, a common problem in Mirdif's older villas with single-brick construction.
First, identify the moisture source. It's likely one of three things: condensation from the wall's cold surface meeting humid room air, a tiny leak in the wall's waterproofing from recent rains, or even a small gap allowing humid air from the unconditioned attic or ceiling space to seep in behind the wardrobe. Move the wardrobe away from the wall to inspect for cracks, water stains, or a noticeably colder surface. For permanent treatment, you must control the moisture. Start by improving airflow; leave a 2-3 inch gap between the wardrobe and the wall. Ensure your AC is running consistently to manage indoor humidity, ideally keeping it below 60%. A dehumidifier in the room can provide a significant, measurable reduction in dampness. For the mold itself, scrubbing with a detergent solution is more effective than vinegar for removal. However, this only addresses the surface growth. Given the recurrence, a professional inspection is strongly recommended. They use thermal imaging cameras to pinpoint the exact condensation point or leak and moisture meters to quantify the wall's dampness. In many cases, the solution involves correcting the wall's insulation or applying a professional-grade antimicrobial coating after the area is thoroughly dried. Without addressing the root cause, the mold will almost certainly return, especially during Dubai's humid summer months. |
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