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Water Heater: How Long Should You Expect It to Last?

Water Heater: How Long Should You Expect It to Last?
Water Heater

Every home needs a water heater installation to provide hot water for cleaning, cooking, and bathing. However, water heaters have a limited lifespan and will ultimately need to be replaced, just like any other item. We’ll examine how long your water heater should last and when you should consider replacing it.

Typical Lifespan of a Water Heater

A water heater generally lasts between 8 and 12 years. The exact lifespan of your water heater will depend on several factors, including the make and model, the quality of installation, and how well it has been maintained over the years.

Factors that Affect the Lifespan of a Water Heater

Several factors can affect the lifespan of your water heater, including:

  • Quality of Installation: A properly installed water heater will last longer than a poorly installed one. If a professional installs your water heater, it will likely last longer.
  • Water Quality: The lifespan of your water heater may also be impacted by the water quality in your residence. If your water is hard, it can cause mineral buildup in your water heater, which can shorten its lifespan.
  • Maintenance: Regular maintenance can help extend the life of your water heater. Flushing your water heater annually can help prevent mineral buildup and prolong the life of your appliance.
  • Size: The size of your water heater can also affect its lifespan. If your water heater is undersized for your household’s needs, it will have to work harder to meet demand, shortening its longevity. 

When to Replace Your Water Heater

There are several signs that your water heater may need to be replaced, including:

  • Age: If your water heater is over ten years old, consider replacing it. Even if your water heater appears to function correctly, it’s more likely to break down as it ages.
  • Leaks: It may leak if you notice water pooling around your water heater. A leaking water heater is a sign that it’s time for a water heater repair or replacement. 
  • Rust: Rust on the outside of your water heater is a sign of rusting from the inside. It’s time to start considering replacing your water heater if you find rust on it.
  • Noise: If your water heater is making loud banging or popping noises, it may be time to replace it. These noises indicate mineral buildup in your water heater, which can reduce its efficiency and shorten its lifespan.
  • Inefficient Operation: If your water heater needs to provide more hot water or is taking longer to heat up, it may be time to replace it. An inefficient water heater can be costly and lead to higher energy bills.

Replacing Your Water Heater

If you’ve decided that it’s time to replace your water heater, there are several factors to consider, including:

  • Type of Water Heater: There are several types of water heaters, including tankless, electric, and gas. Each type has its advantages and disadvantages, so it’s essential to research and choose the best type for your needs.
  • Size: The size of your water heater is an essential factor to consider. A water heater that is too small for your household’s needs won’t provide enough hot water, while a water heater that is too large will be costly to operate.
  • Energy Efficiency: Energy-efficient water heaters can help you save money on your energy bills over time. Look for water heaters with high energy efficiency ratings, such as Energy Star-certified models.


The lifespan of a water heater can be extended with proper maintenance, such as draining the tank, inspecting the anode rod, and flushing the tank every year. Your water heater’s lifespan will also be influenced by the kind you have and the environment it is in. 

Ultimately, it is essential to be aware of the age of your water heater and to have it inspected regularly to ensure it is in good working order. By doing so, you can help extend its lifespan and avoid the inconvenience of having to replace it prematurely.

Are you looking for a plumbing and heating company in Langley that can help you with all your home maintenance needs? Look no further than GVA Plumbing & Heating Ltd. Our experienced team of professionals can provide a full range of services, from plumbing and heating repairs to installing and maintaining new systems. Contact us today for water heater installation, maintenance, or repair!

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