about 8 to 12 years
.
Furthermore, how do you know when a hot water heater needs to be replaced?
Some signs you need a new water heater are an old unit, rusty water, not enough hot water, noise, or leaks.
- An Old Unit. If your water heater is older, you can find its exact age by looking for the serial number on the manufacturer's sticker near its top.
- Rusty Water.
- Not Enough Hot Water.
- Rumbling and Noise.
- Leaks.
Likewise, can a water heater last 20 years? A tankless water heater can last up to 20 years, sometimes even longer. Also called “on-demand” water heaters, these appliances do not work continuously to maintain a supply of hot water—and, as a result, they last longer than their tank-style counterparts.
Correspondingly, how long should a GE water heater last?
8 to 12 years
What is the average cost to replace a hot water heater?
Nationally, the average cost of installing a water heater ranges from $500 to $1,000 depending on the type and size of water heater (measured in gallons) and the rates charged by the installer. Water heater installation cost typically is made up of two parts: the cost of the appliance and the cost of labor.
Related Question Answers
How do you know if your water heater is going to explode?
Signs Your Water Heater is Going to ExplodeFor example, a sulfur or rotten egg smell coming from outside the tank is most certainly a gas leak, while a a sulfur smell coming from your faucets suggest a colony of microbes in the tank. Brown water can also suggest rust or sediment buildup, as will pings in the pipes.Is AO Smith better than Rheem?
Rheem is a good, mid-level water heater brand that's not too costly. Its reputation for manufacturing durable, reliable water heaters makes it a good choice for most homes. Overall, AO Smith is probably the better choice for gas water heaters, but only by a fraction.How often should you drain your water heater?
Experts generally recommend that you drain and remove the sediment from your water heater at least once a year. This helps to ensure the greatest supply of hot water to your home, and also prevents the sediment from corroding the water heater's components.What brand of water heater is the most reliable?
The Most Reliable Water Heater Brands On The Market - Rheem Water Heater.
- A.O. Smith Water Heater.
- Bradford White Water Heater.
- Rinnai Water Heater.
- Ecosmart Tankless Water Heater.
- GE GeoSpring Water Heater.
- Stiebel Eltron Water Heater.
- Bosch Water Heater.
Should I replace my water heater before it fails?
If the tank rusts through, it could fail catastrophically and flood your home. You can avoid this disaster by replacing your water heater before it fails. A new water heater could lower your utility bills: You must invest in a new water heater, but it will start paying your back immediately in lower energy bills.Can a water heater explode?
If the temperature is set too high or the pressure relief valve of a water heater malfunctions, a water heater can explode. This can happen with a gas or electric hot water heater. Although it is unlikely for water heaters to explode, when they do, they operate much the same as a rocket.How do you service a water heater?
Flush the Tank - Turn off the electricity to the water heater or turn off the gas to extinguish the pilot.
- Connect a garden hose to the tank's drain valve.
- With the pressure relief valve open, open the drain valve and allow the tank to drain completely.
How do you know if your expansion tank is bad?
To check if the expansion tank is working properly, simply place your hand on the tank and feel its temperature. The top portion of the tank should feel warm to the touch, and the bottom portion of the tank should be room temperature.Why is the water in my house not getting hot?
So a broken dip tube can mean cold water goes into your home's hot water pipes before being adequately heated. Another cause of hot water not being hot enough is sediment buildup in the water heater tank. Many water heater burners are on the bottom of the tank.Should you drain a water heater when not in use?
Importance of Draining Your Water Heater at HomeSome new heater owners ask me this question; “Should you drain a water heater when not in use?” My answer is always a “yes.” Despite these heaters' differences, it's crucial to drain the water because the sediment inside the tank can block the spigot.Should you flush water heater?
Most homeowners should flush their water heaters every six months or so, but if you have extremely hard water, you may want to do it more often. Flushing your hot water heater could be necessary as often as every few months depending on the mineral content of your local water supply.What happens when a water heater fails?
Sediment buildup: When water is heated, mineral deposits separate and settle onto the bottom of your water heater tank. Sediment builds up over time, reducing your water heater efficiency and eventually causing damage. Especially dangerous is corrosive air, which can corrode your tank and lead to water heater failure.Why do I run out of hot water so quickly?
Sediment Buildup in Your Water HeaterThis is the most likely reason your hot water is running out too quickly. It happens because water picks up natural minerals and sediment on its way to your water heater. Then, over time, the sediment sinks to the bottom of the water heater tank because it's heavier than the water.Can you install your own water heater?
Can you replace a water heater yourself? The short answer is yes, most of the time. If there needs to be electrical modifications, many building jurisdictions will allow you to do the modifications yourself if its your own home, but a few jurisdictions may require a license electrician to do the work.Should you proactively replace water heater?
If your water heater is located in a garage, you may choose to wait until the tank completely fails, since the water damage will likely be minimal and the clean-up relatively easy. However, if your water heater is in the house, it's probably best to be proactive and replace your unit sooner rather than later.What anode rod do I need?
Aluminum anode rods are best for places with hard water. The aluminum rod will withstand harder water better than a magnesium or zinc rod. Zinc anode rods are designed to eliminate or reduce the sulphur or rotten egg smell present. A Zinc anode rod made from a combination of aluminum and zinc.When should I replace anode rod?
When the rod itself becomes so corroded that it can no longer do its job, the tank soon rusts out, leaks and needs replacement. However, if you replace your water heater anode rod before it fails, about every five years, you can double the life of your water heater.How much does an anode rod cost?
How cost effective is anode replacement? If a tank lasts ten years and costs $800 to install, that's $80 per year. Most tanks come with one anode, which, in most waters will last four years before needing replacement. Say you do charge $100 to replace the rod.Should you replace a 14 year old water heater?
But if the existing water heater is at least 10 years old, it is near the end of its useful life, and it may make sense to replace it before it fails.” So a 14-year-old water heater may have reached its average life expectancy. Several experts say, “Think about a new water heater before you really need one! 
Robert King 
