Can I clean black mold myself or hire a pro?« Back to Previous Page

The AC in our villa in Jumeirah has been leaking a bit onto the wall for a couple of months, and now we have these black, fuzzy patches spreading behind the bedroom wardrobe. I'm really worried about my toddler's allergies acting up because of it. Is this something I can clean myself with bleach, or do I absolutely need to call a professional company for removal, and roughly how much would that cost for a single wall?
Posted by Tuan Tanaka
Asked on March 31, 2026 3:28 pm
Based on the scenario you've described, with a long-term AC leak and visible black, fuzzy colonization behind a wardrobe, I strongly advise against attempting a DIY cleanup. This situation presents several critical risk factors: the extent of the moisture damage is unknown, the location is concealed and likely has poor air circulation, and the presence of a toddler with allergies significantly increases the health risks. Disturbing the mold without proper containment will aerosolize the spores, potentially spreading the contamination throughout the bedroom and aggravating your child's respiratory symptoms.

In Dubai's humid climate, AC units are a primary source of condensation, and leaks are a frequent cause of hidden mold growth within wall cavities. While bleach may appear to clean the surface, it is ineffective on porous materials like drywall and plaster. It only bleaches the pigment and does not address the root hyphae (the fungal roots) or the underlying moisture problem. Professional remediation is absolutely necessary.

A certified company like ours, Saniservice, would begin with a comprehensive inspection, including moisture mapping and air quality testing, to determine the full scope. The remediation process involves engineering controls (negative air pressure containment, HEPA filtration), safe removal of affected porous materials, hygienization of the structure, and, crucially, identifying and rectifying the AC leak to prevent recurrence.

For a single wall, costs can vary based on the extent of the damage but typically start from AED 1,500 to AED 4,000 for a proper containment and removal procedure. Given the health implications for your family, this is a necessary investment. For an immediate assessment and quote, please call our experts at 800-MOLDS or email hello@saniservice.com.
Posted by Sani Admin
Answered on April 2, 2026 7:10 am