How should I treat mold growing near water heater?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell lingering in the basement, even after thoroughly cleaning it out. When I checked more closely, I saw some long mold patches growing on the walls near the water heater. It’s been spreading slowly but steadily. Is there anything specific I should do to address this?
Posted by Sultan Bin Zayed
Asked on January 26, 2026 6:52 am
Dealing With Mold Growth Near A Water Heater In Dubai can be quite the challenge. The musty smell and visible patches of mold growing on walls near a water heater indicate a situation that needs to be handled carefully, especially given the specific environmental conditions in the UAE.

Firstly, it is crucial to understand that mold growth, particularly in areas with high humidity or where moisture has been present over time, can cause significant health issues. According to the Ministry of Community Development and Labor (MoCDL) regulations in Dubai, property owners are responsible for maintaining a clean environment free from harmful elements like mold.

To properly address this situation, you should start by ensuring that the water heater is not leaking and that all connections are tight. Leaks can be a significant source of moisture promoting mold growth. Inspect the area around the water heater to see if there's any condensation or pooling of water, which could indicate a plumbing issue.

Next, it's vital to remove the visible mold. Use a solution of water and a small amount of bleach (about 1 cup per gallon) to scrub the affected areas. This is effective for non-porous surfaces like painted walls. However, if you have porous materials like drywall or wood, you will need to replace them as they cannot be adequately cleaned.

Ventilation is key in preventing mold recurrence. Ensure that your basement has adequate ventilation by installing exhaust fans or opening windows when possible. In Dubai’s hot and humid climate, dehumidifiers can also help reduce moisture levels, making the environment less hospitable for mold growth.

Given the persistence of the mold growth despite cleaning efforts, it is advisable to seek professional assistance. Contacting companies like Saniservice (call 800-MOLDS or email hello@saniservice.com) would be prudent as they have the expertise and equipment needed to thoroughly remediate the issue. They can provide a detailed inspection and ensure that all traces of mold are removed, including hidden areas where it might grow.

Lastly, after any cleaning or remediation work, make sure to keep an eye on the area for signs of recurrence. Regular inspections every few months can help catch issues early before they become problematic again.

Remember, handling mold effectively requires attention to detail and adherence to best practices to ensure both health safety and compliance with local regulations in Dubai.
Posted by Sani Admin
Answered on January 27, 2026 7:54 am