Is bathroom mold causing my kids' coughing and sneezing?« Back to Previous Page

Based on your description, it is highly probable that the mold discovered behind the silicone sealant is contributing to your children's persistent coughing and sneezing. The black, fuzzy growth is likely Stachybotrys chartarum or Aspergillus niger, both of which are known to produce mycotoxins and allergens that can cause significant respiratory irritation, especially in children whose immune systems are more vulnerable.

The issue is exacerbated by the Dubai climate. The extreme humidity, combined with the constant cycle of hot showers and year-round air conditioning, creates massive condensation and trapped moisture within wall cavities, even with an exhaust fan running. This is a common problem in villas where bathroom ventilation is often insufficient for the level of humidity generated.

Attempting a DIY removal by simply bleaching the surface is ineffective and hazardous. Disturbing the mold releases a concentrated cloud of spores into your home's air, potentially worsening the health issues. The mold has likely spread behind the tiles and into the gypsum board, which requires professional remediation.

For a permanent solution, the contaminated silicone and grout must be completely removed. The underlying substrate needs to be treated with EPA-approved, non-toxic biocides, and any compromised drywall must be replaced. Finally, a new, high-quality mold-resistant sealant should be applied. Crucially, a professional assessment is needed to determine the full extent of the hidden growth and to implement engineering controls to prevent spore dispersal during the work.

Given the health implications and the complexity of a proper remediation, I strongly recommend a professional inspection and remediation. Our team at Saniservice is certified and equipped to handle this safely and permanently. Please call us at 800-MOLDS (800-66537) or email hello@saniservice.com for an immediate assessment of your villa in Jumeirah Park.