Black mold behind wardrobe: DIY removal or call professionals?« Back to Previous Page

The black spots behind your wardrobe are a common issue in Dubai, especially during humid periods when condensation builds up on cooler exterior walls. This is often a sign of a moisture problem, not just a surface issue.

For a small, isolated patch (less than one square meter), a DIY approach can be effective. Wear an N95 mask, gloves, and eye protection. Scrub the area with a mixture of detergent and water—avoid bleach as it mostly bleaches the colour and doesn't kill the root structure, often causing regrowth. Dry the area completely with a fan. However, this only addresses the visible growth.

Given the symptoms you've described, a DIY scrub is likely insufficient. The mould you see is the reproductive part; the root system (mycelium) can be deep within the wall. Spores will also have become airborne and spread. Professional inspection is strongly recommended to identify the moisture source (like a leaking pipe or capillary rise from the slab) and assess the full extent. In the UAE, remediation companies should follow standards like the IICRC S520 to properly contain the area, remove contaminated materials, and verify clearance with post-remediation testing.

For your health concerns, a certified inspector can take air and surface samples for lab analysis to identify the species and concentration, which is crucial data if the coughs persist. Addressing the underlying humidity with a dehumidifier and ensuring your AC is properly serviced to remove excess moisture are key long-term steps.