Are ceiling patches and AC usage due to mold?« Back to Previous Page

After the heavy rainfall last month, I noticed a musty smell and some dark patches forming on the ceiling of my master bedroom. The AC unit seems to be turning on more frequently than before, even though it’s not that hot outside. Could these issues be related to mold? What steps should I take to prevent this from happening or recurring in the future?
Posted by Steven Robinson
Asked on January 16, 2026 11:51 am
0
Ceiling patches and increased AC usage could indeed be indicative of mold growth. In the UAE, particularly in Dubai, heavy rainfall can create ideal conditions for mold proliferation in homes. The moisture from the rain could have seeped into your ceiling or walls through minor cracks or gaps, providing a breeding ground for mold spores.

Mold not only thrives in damp environments but also produces musty odors and visible patches. The AC unit running more frequently might be an attempt to control humidity levels, which are often elevated due to moisture from leaking or condensation. This is common especially after rainfall events as the air becomes more humid than usual.

To properly address this issue, it's crucial to conduct a professional inspection by calling 800-MOLDS (800-66537) or emailing hello@saniservice.com. These professionals are trained and equipped with the right tools to identify any mold growth accurately. They can also assess whether there's damage beyond what is visible and recommend necessary remediation steps.

In addition to professional assistance, you should take immediate actions like checking for leaks in your roof or walls. Ensure that your home’s ventilation system is functioning well and consider installing a dehumidifier if the air feels particularly damp. Regularly clean your AC unit to prevent mold from forming inside it. Maintaining good indoor humidity levels (ideally between 30-50%) can also help in preventing future issues.

Remember, dealing with mold isn’t just about treating visible patches; it's a comprehensive process that requires knowledge and expertise. Do not delay as prolonged exposure to mold can pose health risks especially for individuals with allergies or respiratory conditions.

If you suspect any mold growth, don’t hesitate to act promptly. The sooner the issue is addressed, the easier and less costly it will be to resolve.
Posted by Sani Admin
Answered on January 20, 2026 10:15 pm