Are my AC leaks and illness from black mold?« Back to Previous Page

The AC unit in my master bedroom has been leaking a bit for the last couple of months, and now I've spotted these black, fuzzy patches spreading on the wall behind the curtain. I've been waking up with a stuffy nose and a headache that won't quit, and I'm starting to worry. Is this black mold, and could it be the reason I'm feeling so unwell all of a sudden?
Posted by Haruki Li
Asked on March 14, 2026 5:31 pm
Based on your description, it is highly probable that you are dealing with a black mold (Stachybotrys chartarum or similar toxigenic species) infestation. The consistent AC leakage has created the perfect environment for mold growth: a combination of cellulose from the drywall and constant moisture in Dubai's humid climate, amplified by the condensation from your air conditioning unit.

Your symptoms—persistent stuffy nose and headaches, particularly upon waking—are classic indicators of exposure to mycotoxins and mold spores. These spores become airborne as the colony matures and are circulated every time the AC unit operates, leading to direct inhalation. This is a serious health concern that requires immediate attention.

In the UAE, the high ambient humidity, even with year-round AC use, means that any water leak will not dry out on its own and will inevitably lead to microbial growth. DIY cleaning is strongly discouraged, as improper handling can aerosolize a massive amount of spores, contaminating the entire room and exacerbating your health issues.

This situation warrants a professional inspection and remediation. Our certified inspectors at Saniservice conduct comprehensive assessments, including moisture mapping and air quality testing, to identify the full extent of the contamination, which is often hidden within wall cavities. All our protocols are in strict compliance with Dubai Municipality and EPA guidelines for safe mold removal.

For your health and safety, I recommend you cease using the affected AC unit immediately and contact our specialists for a consultation. Please call 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an inspection.
Posted by Sani Admin
Answered on March 16, 2026 5:46 am