Can I remove these black mold spots myself?« Back to Previous Page

We've lived here for 2 years and just noticed a bunch of small black spots spreading on the wall behind our wardrobe in the master bedroom. The AC vent is right above it, and the room always feels more humid than the rest of the apartment. Is this something I can tackle myself with bleach and a scrub, or do I need to call a professional cleaning service to handle it?
Posted by Anna Visser
Asked on April 5, 2026 1:15 pm
Based on the symptoms you've described—spreading black spots, location near an AC vent, and persistent humidity—this is highly indicative of active mold growth, likely exacerbated by Dubai's climate. The constant use of air conditioning can create significant condensation issues if the units are not properly maintained or if there's an imbalance in the building's pressure, leading to moisture accumulation within walls.

While a small, isolated patch might be addressed with a detergent solution (never use bleach, as it does not kill the mold roots and can release harmful fumes), your situation requires caution. The fact it is spreading and located behind a large piece of furniture suggests a larger moisture problem that simple scrubbing will not solve. You are likely only seeing a fraction of the actual colonization. Disturbing it without proper containment can aerosolize spores, spreading the contamination to other areas of your apartment.

In the UAE, improper handling of mold can lead to cross-contamination and potential health issues. For a case like this, a professional inspection is strongly recommended. Our certified inspectors use moisture meters, thermal imaging, and air quality tests to identify the exact moisture source and the full extent of the infestation. This is crucial, as the root cause may be a hidden leak, poor insulation, or a problem with the AC drain line.

For a definitive assessment and a remediation plan that addresses the source, not just the visible symptoms, contact our specialists at Saniservice. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an inspection.
Posted by Sani Admin
Answered on April 8, 2026 1:50 am