AC Leak Caused Mold: DIY Clean or Call Dubai Professional?« Back to Previous Page

Our AC unit in the bedroom has been leaking a bit, and now I’m seeing these black, speckled patches spreading on the wall behind the wardrobe. It’s been getting worse since the humidity spiked a couple of weeks ago, and I’m starting to worry about my toddler’s allergies acting up. Is this something I can safely clean with bleach myself, or is it a job for a professional cleaning company in Dubai?
Posted by Pieter Gonzalez
Asked on March 22, 2026 8:40 pm
Based on the description of a recurring AC leak, visible black speckled patches, and a toddler with allergy symptoms, this is a situation that warrants immediate professional attention. In Dubai's high humidity climate, AC condensate leaks are a primary cause of indoor mold growth. What you are seeing on the wall surface is likely just the visible fruiting body; the hyphae (root system) can penetrate deep into the drywall and even the structural wall behind it.

Using bleach is strongly discouraged. It is ineffective on porous surfaces like drywall as it only bleaches the surface mold without killing the roots, and its high water content can actually feed the mold colony, causing it to return worse. More critically, bleaching can agitate spores, releasing a large cloud of particulates into your bedroom air, which is particularly hazardous for your toddler's respiratory system.

UAE regulations, particularly from Dubai Municipality, have strict guidelines for indoor air quality and mold remediation to protect occupant health. A certified professional inspection is crucial. We use moisture meters and thermal imaging cameras to pinpoint the exact extent of the water damage and spore penetration, which is almost always far greater than what is visible.

For a situation involving a child's health, persistent moisture, and structural building materials, DIY is not a safe or effective option. The remediation process requires industrial-grade HEPA air scrubbers to contain spores, antimicrobial agents to properly disinfect, and techniques to address the root cause—the AC leak.

I recommend you contact a certified professional immediately. Saniservice specializes in exactly this type of scenario. Our experts can provide a thorough assessment and a safe, permanent solution. Please call us at 800-MOLDS (800-66537) or email hello@saniservice.com to schedule an inspection.
Posted by Sani Admin
Answered on March 25, 2026 11:29 am