Take advantage of our extended warranty program on certain Westinghouse Water Heating products! Register select Westinghouse water heating products for an extended warranty within 90 days of installation. Extended warranty terms vary according to model, please refer to each specific model's warranty or webpage for more information. You will receive a verification letter in the mail that will be needed by Westinghouse in the event of a warranty situation. Westinghouse Water Heating currently offers a limited lifetime warranty on our high efficiency electric water heaters!