11.   The water heaters contain a defective plastic pipe called a dip tube, which can break apart, causing diminished supplies of hot water.

12.   Then she read about the defective dip tubes and called American Water Heater Group, the company that made her water heater.

13.   Otherwise, a new dip tube will be installed.

14.   Two dozen class-action suits have been filed against the water heater manufacturers and Perfection Corp., which made the defective dip tubes manufacturers used.