What is the average life expectancy of an aluminum window?
Thursday, June 25, 2020
You can expect an aluminum window to last 15 to 30 years, with an average of 20 years. Although they are less expensive, aluminum windows are also less energy efficient than other windows because it is a poor insulator that readily transfers heat and cold,.
Here’s a bar graph that compares the life expectancy of aluminum windows to other available types.
Go to our blog post What is the average lifespan of the parts of a house? for rating of other house components. To understand the basis, potential use, and limitations of lifespan ratings, see How accurate are the average life expectancy ratings of home components? Are they actually useful?
Also, our article What is the average life expectancy of windows? includes an overview of the many factors that affect how long a window lasts.
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To learn more about windows, see these other blog posts:
NOTE: These life expectancies are based on data provided by InterNACHI, NAHB, FannieMae, and our own professional experience. Because of the numerous variables that can affect a lifespan, they should be used as rough guidelines only, and not relied upon as a warranty or guarantee of future performance.
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