Could dark spots near AC vent be mold?« Back to Previous Page

I noticed some dark spots near the AC vent in my bedroom. Could this be duct cleaning? I'm concerned because my daughter has been having allergies lately.
Posted by Megan Miller
Asked on December 10, 2025 4:53 pm
0
Could Dark Spots Near AC Vent Be Mold?

Hey there! It's quite common to notice dark spots near your air conditioning vents and this could indeed be mold. In the UAE, particularly Dubai, we've seen several cases of mold growth in HVAC systems due to high humidity levels during summer months.

In Dubai, you should know that according to the Building Control Department (BCD), regular maintenance and cleaning of your AC units are crucial for ensuring healthy indoor air quality. Mold can thrive in damp or humid environments like those found inside ducts, especially if there's poor ventilation or leaks in the system.

If you spot dark spots near your AC vent, it’s important to take action. The first step is to contact a professional HVAC service provider who can conduct a thorough inspection and cleaning of your air conditioning system. This includes checking for mold growth within the ductwork, as well as ensuring that all parts are clean and free from debris.

Mold spores in the air can worsen allergies, particularly in children or those with respiratory issues. In fact, many families have reported improvements in their family members' health after addressing mold issues in their home's HVAC system.

To help mitigate this issue:
1. Ensure your AC filters are changed regularly – at least once a month during peak usage.
2. Have your air ducts professionally inspected and cleaned annually.
3. Consider installing dehumidifiers to keep the indoor humidity levels low, typically below 60%.

Remember, if you're in Dubai or the UAE and need immediate assistance with HVAC issues, feel free to call 800-MOLDS (800-66537) for a quick response. Or email us at hello@saniservice.com for more details.

Stay healthy and keep those vents clean!
Posted by Sani Admin
Answered on December 12, 2025 5:21 pm