Who is responsible for dehumidification?« Back to Previous Page

After the rain last month, I noticed a musty smell in my bedroom closet, which gets especially bad during the cooler evenings. The AC seems to struggle to keep up with the humidity, even though it’s been running constantly. My landlord mentioned that he checks the dehumidifier once a year, but I’m not sure if that’s enough or who is responsible for maintaining it in my rental agreement. Could someone advise me on what my responsibilities are regarding dehumidification?
Posted by Richard Walker
Asked on January 23, 2026 12:57 pm
When it comes to dehumidification responsibilities in the UAE and specifically Dubai, there can be some confusion. However, as a professional in indoor environmental quality and building sciences in this region, I can provide you with some clarity.

Firstly, it's important to understand that in rental agreements, typically the landlord is responsible for maintaining the overall condition of the property, which includes ensuring proper ventilation and dehumidification systems are functioning correctly. The specifics might vary based on your lease terms, but generally, any issues stemming from poor maintenance or lack of system functionality would fall under the landlord's purview.

In Dubai, the Building Control Department (BCD) oversees building standards and requires that buildings be constructed and maintained to meet certain environmental quality standards. While these regulations don't specifically dictate who must maintain dehumidifiers, they do emphasize the importance of maintaining a healthy indoor environment for occupants' well-being.

However, in practice, tenants often find themselves dealing with day-to-day issues such as mold growth or musty odors, which can be signs that dehumidification systems are not operating optimally. If your AC struggles to keep up with humidity levels, it might indicate that the current system is inadequate for your space’s needs.

Given these circumstances, I recommend taking a proactive approach:

1. Monitor Humidity Levels: Use a hygrometer to track indoor humidity. In Dubai, ideal indoor relative humidity should be between 30% and 50%. If levels exceed this range, dehumidification issues may be present.

2. Consult with Experts: For more serious cases where mold or persistent musty smells are an issue, consider having a professional environmental inspection conducted by certified experts like those at Saniservice (contact: 800-MOLDS or email hello@saniservice.com). They can provide a thorough assessment and recommend appropriate remediation steps.

3. Maintain Systems: While landlords are responsible for overall maintenance, tenants might want to ensure that systems are regularly serviced. A quarterly inspection by a HVAC specialist can help identify any issues early on.

4. Communicate with Landlord: Clearly document your concerns about humidity levels and the resultant smells. Maintain open lines of communication with your landlord regarding these matters.

5. Review Lease Agreement: If necessary, review your lease agreement to understand what maintenance responsibilities are assigned to you versus the landlord. In many cases, landlords must ensure that systems are in good working order.

In summary, while tenants and landlords share certain responsibilities for maintaining a healthy indoor environment, it's important to take an active role in monitoring conditions and addressing any issues promptly. If you're dealing with persistent humidity problems, don't hesitate to seek professional help or make your landlord aware of the situation.
Posted by Sani Admin
Answered on January 24, 2026 6:49 pm