How to permanently remove mold from my Dubai apartment bathroom?« Back to Previous Page

Thank you for your question. The scenario you describe is unfortunately very common in Dubai, particularly in areas like Jumeirah Village Circle. The black, fuzzy mold you discovered behind the silicone sealant is likely Stachybotrys chartarum or Aspergillus niger, both of which are known to cause respiratory issues like the coughing your children are experiencing. The high ambient humidity, combined with shower steam and often inadequate bathroom ventilation, creates a perfect breeding ground for mold, even with an exhaust fan running.

The most effective and permanent solution requires a systematic approach. Simply scrubbing the visible growth or reapplying sealant is a temporary fix, as the microscopic hyphae (roots) penetrate deep into the porous substrate. The correct remediation process involves:

1. Containment: Isolating the affected area with plastic sheeting to prevent cross-contamination of spores to other parts of your apartment.
2. Removal: All compromised porous materials, including the silicone sealant, any affected grout, and potentially sections of drywall behind the tiles, must be physically removed and disposed of safely.
3. HEPA Vacuuming and Abrasive Cleaning: The entire area must be HEPA vacuumed and then abrasive-cleaned to remove all residual spores from non-porous surfaces like tiles.
4. Antimicrobial Application: A professional-grade, EPA-approved antimicrobial agent must be applied to the exposed substrates to eliminate any remaining microscopic growth and inhibit future colonization.
5. Reconstruction and Sealing: Only after the area is completely dry and treated should new, mold-resistant materials be installed. We recommend using high-quality, flexible silicone sealants specifically designed for high-humidity environments.

Given the health symptoms present and the extent of hidden growth you've found, a professional inspection is strongly advised. Our certified inspectors use moisture meters and borescopes to assess the full extent of the damage behind walls. Dubai's climate makes this a recurring issue without a proper, permanent fix.

For a comprehensive inspection and a guaranteed remediation plan, please contact our team at Saniservice. Call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an assessment.