How to clean mold from AC leak and fix unit?« Back to Previous Page

The AC in my bedroom has been leaking a bit onto the carpet, and now I’ve spotted a few black patches of mold starting to form along the base of the wall. It’s been so humid lately that I’m worried it’s going to spread fast. What’s the best way to clean this immediately and who should I call to fix the AC unit to stop it from happening again?
Posted by Jacob Anderson
Asked on March 31, 2026 12:50 am
The black patches you've described are a classic symptom of a secondary mold infestation caused by an AC condensate leak. In Dubai's high-humidity climate, this situation requires immediate and professional attention to prevent structural damage and potential health impacts.

First, address the moisture source. The AC unit's drain line is likely clogged with microbial growth or the condensate pump has failed. This is not a DIY fix; you must call a certified HVAC technician to clear the blockage, repair the leak, and ensure the unit is dehumidifying your space correctly. They should also apply an EPA-approved antimicrobial treatment to the drip pan and drain line to prevent recurrence.

For the mold on the wall and carpet, do not attempt to clean it yourself. Disturbing the mold by wiping it can aerosolize spores, spreading the contamination throughout your bedroom. The carpet and underlying padding are likely saturated, acting as a reservoir for moisture and mold growth that standard cleaning cannot remedy.

This scenario requires professional mold remediation. A certified inspector, like those at Saniservice, will conduct a thorough assessment to determine the extent of the moisture damage and mold growth hidden within the wall cavity. The remediation process involves isolating the area with containment barriers, using HEPA filtration to clean the air, safely removing and disposing of contaminated porous materials (carpet, drywall), and applying specialized antimicrobial solutions to eliminate the mold at its source.

Given the rapid spread of mold in our humid environment, I strongly recommend you call professionals immediately. Contact Saniservice at 800-MOLDS (800-66537) or hello@saniservice.com for a comprehensive inspection and remediation plan to resolve this issue safely and permanently.
Posted by Sani Admin
Answered on March 31, 2026 12:22 pm