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What is the lifespan of Postech piles?

Many have asked us on our social media platforms: what is the lifespan of Postech piles? How long will my screw pile foundation last? Postech Screw Piles can last multiple lifetimes thanks to galvanization.


The usefull life of our helical piles will vary depending on the type of soil. In fact, the more the soil is dry the more the screw piles will have longevity of life. Our screw piles can indeed last between 75 and 865 years.

The soil and it’s moisture content will have the greatest impact on how well your screw piles will do once installed. They are the main factors of corrosion. One must not worry, we can still offer a lifetime warranty!


At Postech Screw Piles, we offer a lifetime warranty. In the construction industry, that means 25 years. However, we do know that our screw piles will last at least 75 years! In addition, your Postech certified installer offers an installation guarantee against movements due to freezing and thawing.

Don’t forget to activate your warranty on our website so that you can enjoy all the benefits!

1. Take at least one photo of your project on Postech Piles.

2. Fill out the small form on the page and attach the photo (s) of your project.

3. Take advantage of your Postech guarantee! Shortly after submitting your form, you will receive an email confirming the activation of your warranty.

Note that the Postech warranty is a limited warranty and is unfortunately not transferable from one customer to another.


Galvanizing is the process of immersing steel in zinc at a temperature of 450 ° C. metallurgical bond of zinc alloys coated with a layer of pure zinc.

The first alloy gives great resistance to the base metal. The exterior of the zinc layer absorbs impact. While the inner layers provide corrosion protection.

In this sense, it is thanks to the hot-dip galvanizing that we can offer such great resistance to abrasion and give it such a long service life.