The Tank › Buying a hybrid water heater… extended warranty or not? › Reply To: Buying a hybrid water heater… extended warranty or not?
Most extended warranties are just money in the pocket of the seller. If a water heater is defective, you’re going to know it long before the regular warranty runs out.
If the heater survives that period, you can make your own extended warranty by changing the anode about every five years on a six-year-warranty tank. The anode really is the warranty. What you’ll get if you buy the extended warranty is a half-length combo anode added to the hot port. You can buy anodes for a lot less than $500…..