Is laundry moisture causing my basement's musty smell?« Back to Previous Page

After the heavy rains last month, I noticed a persistent musty smell in the basement of my apartment, which is located right below the laundry room. The smell gets worse every time it rains, and even after using dehumidifiers, it doesn’t seem to go away completely. Could this be related to moisture from the laundry area? What can I do to prevent this issue from happening again?
Posted by Rohan Nair
Asked on January 19, 2026 9:56 am
The persistent musty smell in your basement could indeed be linked to moisture from the laundry area. In Dubai and the UAE, it is common for heavy rains to cause such issues due to the climate and building structure. The laundry room located above the basement acts as a potential source of moisture which can seep through the floor or even travel via air movement.

In technical terms, this scenario points towards a condition known as cross contamination where moist air from the laundry area may be diffusing into your basement space, leading to an increase in humidity. High humidity levels are conducive for mold growth, explaining why you perceive a musty smell. Even though dehumidifiers help manage some moisture, they might not address all sources of excess dampness.

To tackle this issue effectively, it’s imperative that you conduct a thorough inspection. In the UAE, regulations such as those set by the Dubai Municipality require buildings to have proper ventilation and waterproofing systems to prevent such issues. You should engage a professional environmental inspector or building sciences expert who can assess your specific case according to local standards.

Some practical steps include:
• Ensuring that the laundry area is well-ventilated, perhaps with an exhaust fan.
• Checking for any cracks in the floor between the laundry and basement areas; these could allow moisture to pass through.
• Implementing a robust dehumidification system capable of handling higher humidity levels. A professional can help determine the appropriate capacity based on your space size and environmental conditions.
• Regularly inspecting drainage systems both inside and outside the building to ensure proper water flow away from the structure.

Should you decide to proceed, contact 800-MOLDS or email hello@saniservice.com for a consultation. They can offer tailored solutions that meet UAE standards and provide peace of mind knowing your home is safe from moisture-related issues.

Remember, early intervention is key in preventing more serious problems such as extensive mold growth which could impact both the structural integrity of your building and your health.
Posted by Sani Admin
Answered on January 21, 2026 9:22 am