Is professional mold remediation needed for AC condensation?« Back to Previous Page

We’ve lived in our Jumeirah villa for 2 years and just noticed a large patch of black mold spreading on the wall behind our bedroom wardrobe, probably from the AC condensation drip. I tried wiping it with vinegar but it came back worse a week later. I'm worried about our health and the cost—is this a job for a professional company, and what’s the typical price range for a full treatment in a room this size?
Posted by Akira Chen
Asked on March 30, 2026 1:35 pm
Based on the details you've provided, professional remediation is not just recommended—it is absolutely necessary. The recurrence of the mold growth after a DIY vinegar treatment is a clear indicator of a persistent underlying moisture issue that has not been addressed. In the UAE's high-humidity climate, where air conditioning systems run year-round, condensation leaks from AC drain lines or insulated ducts are a primary cause of concealed mold growth.

A simple surface wipe does not address the mold's root system (hyphae) penetrating porous building materials like drywall and plaster. The situation behind a large wardrobe also suggests potential widespread contamination within the wall cavity, which is a serious health hazard and requires expert handling.

For a professional job in a villa bedroom, the process is comprehensive. It involves containment of the area with negative air pressure to prevent cross-contamination, safe removal of affected materials, HEPA vacuuming, and antimicrobial treatment of all surfaces. The final step is addressing the source—the AC condensation leak—to prevent recurrence. Pricing for a single room can vary significantly based on the extent of the damage but typically ranges from AED 2,500 to AED 7,000+ for a complete remediation and moisture source correction.

Given the health risks and the complexity of ensuring the mold is eradicated at its source, I strongly advise against further DIY attempts. You require a certified inspection and remediation plan. For a precise assessment and quote, please contact our specialists at Saniservice. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule a thorough inspection.
Posted by Sani Admin
Answered on April 1, 2026 4:41 pm