The size of a water heater may have an effect on its life expectancy as well.
Water heater shelf life.
Some new self cleaning water heaters automatically remove sediment for you but you ll still want to flush and clean the tank every 3 years or so.
When debris builds up in the water heater tank it can significantly cut down on the efficiency of your water heater and cause your energy bills to go up.
Gas heaters tend to have a life expectancy of about 6 to 8 years.
In fact the only difference is that the water in an electric system is heated with upper and lower heating elements that extend into the tank.
How long does a gas water heater last.
Regular maintenance will extend the life of your water heater and some repairs such as replacing a pressure relief valve or heating element are pretty simple.
If a water heater is too small for the household and is constantly heating large volumes of water this may damage the glass lining of the water heater wear out the heating elements faster or cause electrical problems.
A traditional tank type water heater lasts an average of.
The two types of water heaters work in much the same way.
A water heater s useful life varies depending on the type of water heater the quality of the unit and how well it s been maintained.
An average electric water heater life expectancy is just a few years longer than a gas water heater lifespan at around 10 15 years.