Urgent steps for water heater leak in villa?« Back to Previous Page

We’ve lived in our villa in Al Barsha for about five years, and just this week I’ve noticed a small but persistent puddle of water forming on the floor near the water heater closet. It seems to be getting a bit worse each day, and I'm worried it could lead to a bigger leak or damage the floor tiles. What are the immediate steps I should take to handle this urgently before it gets out of control?
Posted by Mansoor Al-Nahyan
Asked on March 28, 2026 7:27 pm
Based on the scenario you've described in your Al Barsha villa, this requires immediate and careful action to prevent water damage and potential mold growth, which is a significant concern in our humid climate. Here's the urgent step-by-step protocol.

First, shut off the power to the water heater immediately at your main electrical distribution board (DB box). This is a critical safety precaution to eliminate any risk of electrocution. Next, locate and turn off the water supply valve feeding the heater; this is usually a lever-type valve on the cold water inlet pipe. This will stop the flow of water and prevent the puddle from growing.

Contain the existing water using towels or a wet/dry vacuum to minimize damage to your floor tiles and underlying screed. If the leak is from the Temperature and Pressure (T&P) relief valve, it might indicate excessive pressure, which is a separate issue.

Do not attempt to dismantle or repair the unit yourself. The combination of electricity and pressurized water in a confined closet is hazardous. Furthermore, the minerals in Dubai's hard water can cause unique corrosion and scaling issues that require a professional diagnosis.

For a persistent leak that's worsening daily, this is absolutely a case for a professional inspection. Our certified technicians can perform a pressurized system test to pinpoint the exact source—be it a faulty valve, a cracked tank, or corroded fittings—and provide a compliant remediation quote. We operate in full accordance with Dubai Municipality regulations for plumbing and electrical works.

To get this handled urgently, please call our team at 800-MOLDS (800-66537) or email hello@saniservice.com for a priority assessment.
Posted by Sani Admin
Answered on March 31, 2026 11:21 am