For plastic or textile products, the maximum lifetime is ten years from the date of manufacture (See: How can I find out the age of my Petzl PPE?.)

The lifespan of metal products is not limited.
Warning: An unusual event may require you to retire a product after only one use. This may involve the type and intensity of use, or the environment in which it is used: aggressive environments, sharp aretes, extreme temperatures, chemicals…
To learn more, download the “PPE inspection” pdf file from the individual product page.