AC leaking, black mold returning. Permanent fix for old Dubai building?« Back to Previous Page

Based on your description, you're dealing with a classic and serious mold issue common in older Dubai buildings, particularly in humid coastal areas like Jumeirah. The black spots you're seeing are almost certainly active mold growth, and wiping with bleach is a temporary, superficial fix that doesn't address the root cause.

The primary problem is the ongoing AC condensate leak, which provides the constant moisture mold needs to thrive. In an old building, this water has likely seeped into the gypsum board and possibly the structural wall behind the wardrobe, creating a massive hidden colony. The visible spots are just the "fruit" of the main growth inside.

The permanent fix is a multi-step remediation process mandated by UAE health and safety guidelines (similar to DM and DHA protocols). First, the AC leak MUST be repaired by a certified HVAC technician to stop the moisture source. Then, the affected area requires professional remediation: this involves isolating the area with containment barriers, removing the contaminated wall section and any wet insulation, HEPA vacuuming, and applying EPA-approved antimicrobial agents to kill the roots. Simply wiping the surface leaves the mycotoxins and deep-seated growth intact.

Given the location and the fact it's returning, this is not a DIY job. Hidden mold in walls can significantly impact indoor air quality and health. We strongly recommend a professional inspection to assess the full extent. Our certified inspectors use moisture meters and thermal imaging cameras to see inside the walls without unnecessary damage.

For a proper assessment and permanent solution, please call our experts at 800-MOLDS (800-66537) or email hello@saniservice.com. We can provide a detailed scope of work and ensure the remediation is done to Dubai municipality standards.