Could dampness under sink lead to mold?« Back to Previous Page

After the rain last month, I noticed a damp spot forming under my kitchen sink. The smell is musty, especially when I open the cabinet door. My kids have been complaining of coughing fits lately, which seems to get worse whenever we use that bathroom right next to it. Could this be related to mold growth? What steps can I take to prevent or address this issue before it gets worse?
Posted by Noor Al-Nahyan
Asked on December 25, 2025 10:07 am
Could dampness under sink lead to mold? Absolutely. In the UAE, particularly in Dubai, where humidity levels can fluctuate due to weather conditions and climate control systems, moisture accumulation from a leaky pipe or inadequate drainage around plumbing fixtures could indeed trigger mold growth beneath kitchen sinks.

Mold thrives in environments with high humidity and insufficient ventilation, making damp spots like those under your sink prime locations for colonization. The musty smell you're noticing is often the first sign of mold presence; it's indicative of microbial activity, which can produce volatile organic compounds (VOCs) and spores that might exacerbate respiratory issues in your household.

In terms of health effects, exposure to mold can lead to allergic reactions, asthmatic symptoms, and other respiratory problems. Children are particularly vulnerable due to their developing immune systems and lungs. If you're noticing increased coughing fits in your kids around the area with the damp spot, it could indeed be related to potential mold growth.

To address this issue proactively:

1. Immediate Inspection: Use a moisture meter or contact a professional environmental inspection service like Saniservice (call 800-MOLDS or email hello@saniservice.com) for an assessment of the area under your sink and nearby bathroom walls. They can provide accurate readings and identify any mold growth, even in its early stages.

2. Dry Out the Area: If you find moisture levels are high, ensure that it is dried promptly using a dehumidifier or fans to reduce humidity. Keep the area well-ventilated by opening windows if possible during non-cold times of day.

3. Inspect and Fix Leaks: Check for any leaks in your plumbing system under the sink. A small drip can lead to significant moisture accumulation over time. Have these repaired as soon as possible.

4. Clean and Decontaminate: If mold is present, it's crucial to clean the affected areas with a solution of water and detergent followed by a disinfectant. For severe cases or those that have been neglected for long periods, professional remediation might be necessary to thoroughly remove all traces of mold.

5. Preventive Measures: Install moisture barriers in crawl spaces and around plumbing fixtures during construction or renovation work. Regularly check your home’s drainage system and ensure it's functioning correctly to prevent water from pooling in vulnerable areas.

By taking these steps, you can mitigate the risk of mold growth and improve indoor air quality for your family. Remember, early detection is key; don't wait until symptoms worsen before addressing potential issues.
Posted by Sani Admin
Answered on December 27, 2025 1:01 pm