Reply To: Is there still hope? Decalifing a 14 yo water heaterThe Tank › Is there still hope? Decalifing a 14 yo water heater › Reply To: Is there still hope? Decalifing a 14 yo water heater October 17, 2017 at 5:50 pm #23898 NHhomeownerParticipantClose up. Feb 2011 Attached files