But if your storage tank water heater is nearing the end of its useful life and you re interested in saving space and energy tankless water heaters are worth a look.
Useful life of tankless water heater.
Most tankless water heaters require a yearly maintenance.
The life expectancy or useful lifespan of a rinnai tankless water heater is up to 20 years.
A traditional water heater lasts about 12 years.
The size of a water heater may have an effect on its life expectancy as well.
Actual life is impacted by water quality usage and proper maintenance.
One of the main benefits is an endless supply of hot water.
The primary purpose of this maintenance is to flush the unit of any scale build up.
For comparison a tankless water heater lasts about twice as long as a tank water heater making them a better value in the long run.
A vinegar like solution is run through the unit to clean out any scale build up.
Be aware that hard water areas may reduce the useful life of both types of water heaters.
A tankless water heater lasts about 20 years.
What is the life span of a water heater.
The heating machine is not affected by bad weather such as wind rain or long term erosion by complicated outdoor weather.
Conventional tank style electric and gas fired water heaters are cylindrical appliances that warm and store a specified amount of water.
You can have multiple showers a load of laundry and the dishwasher running simultaneously and they ll all have all the hot water they need.
Also called on demand water heaters these appliances do not work continuously to maintain a supply of hot water and.
Thus the service life of indoor tankless water heater reaches as long as 10 15 years some even reach 20 years.
Department of energy estimates gas fired tankless heaters save an average of 108 in energy costs per year over their traditional tank counterparts while electric tankless heaters save 44 per year.
The time between cleanings depends on how hard your water is and how much the unit is used.
Another big benefit is virtually instant hot water.
Home inspectors typically expect a generic water heater to last about ten years.
A typical gas or oil fired water heater life expectancy is from 8 12 years according to sources we ve researched and report here and for tankless water heaters 18 20 years.
There are many advantages of a tankless water heater over a traditional tank unit.
Does not consume the space of a storage tank water heater.
A tankless water heater can last up to 20 years sometimes even longer.