How to clean mold from AC drip and prevent it?« Back to Previous Page

The black mold is likely Stachybotrys, which thrives on the constant moisture from your AC drip. Dubai's high humidity creates perfect conditions for this, especially if the AC unit isn't draining properly.

For the wall, wear an N95 mask and gloves. Isolate the area and scrub the patch with a mixture of detergent and water. Do not use bleach, as it only removes the surface color and doesn't kill the root. Dry the area completely with a fan immediately after cleaning. However, this is a temporary fix if the moisture source isn't stopped.

The AC drip is the core problem. The most common cause is a clogged condensate drain line, which is extremely common here due to dust and microbial growth inside the pipes. Locate the drain line (usually a white PVC pipe) and check if it's flowing. You can try flushing it with a mixture of warm water and vinegar. If the drip continues, the issue could be a misaligned drain pan, a cracked pan, or a refrigerant leak causing the unit to freeze and then thaw.

To prevent recurrence, you must fix the AC fault. Given the visible mold and your allergy symptoms, a professional inspection is strongly advised. They can diagnose the exact AC fault, properly clear the drain line with specialized equipment, and assess if mold has spread inside the unit or ductwork, which is a common issue here. For health safety, insist on a company that provides before-and-after testing to verify the space is truly clear of elevated mold spores.