What type of mold is this, and how should I treat it?« Back to Previous Page

After the heavy rainfall last month, I noticed a strange mold growing on the ceiling of my balcony. It’s not something that was there before; it seems to be spreading quickly despite me trying to clean it with bleach. The smell is pretty strong and makes me feel unwell. Could someone explain the difference between various types of mold and how to properly address this issue in a residential setting?
Posted by Jisoo Nakamura
Asked on November 30, 2025 11:24 pm
The issue you're encountering sounds quite serious and warrants immediate attention. Mold growth can be particularly problematic in areas that have experienced recent heavy rainfall, as is the case with your balcony ceiling. In Dubai/UAE, it's important to understand the different types of mold and their characteristics for proper identification and treatment.

Firstly, let’s discuss some common types of mold you might encounter:

1. Stachybotrys Chartarum (Black Mold): This type is often associated with severe health issues such as respiratory problems, fever, and more serious conditions like pulmonary hemorrhage in extreme cases.
2. Aspergillus: A diverse genus that includes molds capable of causing allergic reactions, asthma, and potentially toxic effects depending on the species.
3. Cladosporium: Commonly found indoors and outdoors; can cause respiratory issues but is less harmful than Stachybotrys or Aspergillus.

Given your symptoms and the rapid spread of the mold, it’s imperative to identify which type you’re dealing with. However, due to potential health risks associated with some molds like Stachybotrys Chartarum, a professional inspection is strongly recommended. In Dubai/UAE, regulations stipulate that any visible mold growth in residential buildings should be addressed by certified professionals.

To properly address this issue:

1. Prevent Moisture: Ensure your balcony has proper ventilation and drainage systems to prevent moisture buildup.
2. Professional Inspection: Contact a professional environmental inspection company such as Saniservice at 800-MOLDS or email hello@saniservice.com for an assessment of the mold type, extent, and appropriate remediation steps.
3. Remediation Procedures: If Stachybotrys Chartarum is identified, it’s crucial to use HEPA-filtered vacuuming, specialized cleaning agents, and possibly encapsulation techniques recommended by professionals.
4. Air Quality Monitoring: Continuous air quality monitoring may be necessary during the remediation process to ensure no further spread of mold spores.

It's essential not only for health reasons but also because according to UAE’s environmental regulations, proper handling and documentation of mold remediation are required. Untreated mold can lead to significant structural damage over time and pose ongoing health risks.

By taking immediate action and seeking professional help, you can effectively manage this situation in a way that protects both your health and property.
Posted by Sani Admin
Answered on December 2, 2025 6:13 am