How To Look At A House
McGarry and Madsen's home inspection blog for buyers of
site-built, mobile/manfuactured and modular homes
What is the average life expectancy of composite wood decking?
Saturday, February 29, 2020
How long does composite wood decking last?
You can expect composite wood decking to last 20 to 30 years, with an average of 25 years. Here’s a graph that compares composite decking life expectancy to other deck/patio materials.
Composite deck boards need minimal maintenance and does not splinter like wood, but the surface gets much hotter than wood on a sunny day. They are composed of equal parts of recycled polyethylene plastic and wood fibers, such as sawdust, and come in multiple wood-like colors embossed with a wood grain pattern.
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 our blog post How accurate are the average life expectancy ratings of home components? Are they actually useful?
To learn more about deck safety, see our blog What are the warning signs of a dangerous deck?
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To learn more about exterior walls and structures, see these other blog posts:
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