Skip to main navigation.
Contact Us 1.800.900.2832

Marathon Water Heater

CTEC no longer sells Marathon Water Heaters.



Marathon Warranty Process

First please call 1-800-321-6718 and press option 1.

After discussing the warranty issue with the representative, you will receive a call number.

Then contact the CTEC Fredericksburg Headquarters office at 997-2126 or toll free at 1-800-900-2832 and give us the call number.

From there, CTEC will confirm the call number and confirm the replacement of parts or tank.


Powered by Touchstone Energy Cooperatives Logo