To check the age of your water heater you will need to locate the serial number on the label. The first two letters of the serial number are all you need to focus on. The first letter of the serial number corresponds to the year that the water heater was manufactured.
Similarly one may ask, can a water heater last 20 years?
Tank water heaters will last on average 8 to 12 years, while tankless water heaters can last even longer, up to 20 years. There are also electric and gas hot water heaters that will vary in lifespan, but in general gas ones last 8-12 years, while an electric heater could last upwards of 10-15 years.
Furthermore, how do you know when a water heater needs to be replaced?
Signs of Wear
- Leaks: If your water heater is leaking, it must be replaced immediately. …
- Knocking Noises: Loud noises are an indication of sediment buildup. …
- Rusty Water: Water discoloration is a clear sign your unit is underperforming.
How long will a 6 year water heater last?
You can purchase a 6-year water heater and have it run for eight years or more if you take proper care of it with routine maintenance from professionals.
The third and fourth numbers in the serial number, usually after several letters, is the year of manufacture of a Ruud water heater.
State water heaters have the manufacture date listed in the serial number. The first two digits are the year and the second two are the week of the year. This tank was manufactured on the 24th week of 2009.
Anyway, you should consider replacing your water heater if it’s about 6-12+ years old and when you start running out of hot water faster. However, age and lack of hot water aren’t everything. You could have a 15-year-old water heater that works just fine and wouldn’t need replacing.
Your model number and serial number are located on the rating plate on your water heater.