Prevention
Water Heater Expansion Tank Failure Signs Dallas Homeowners Should Know

Many Dallas-Fort Worth water heaters use a closed system with a pressure-reducing valve, which typically requires an expansion tank to absorb pressure from heated water - warning signs of a failed expansion tank include water dripping from the temperature-and-pressure relief valve, a waterlogged tank that sounds heavy or does not rattle when tapped, or unusually high water pressure readings inside the home.