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UL 1709-22 Rapid rise fire tests of protection materials for structural steel

Publication Year

2022

Document Status

Current

Abstract

Specifies a test method for measuring the resistance of protective materials to rapid-temperature-rise fires.

Document History

Supersedes UL 1709-17. Last revised July 08, 2024.

Publisher Information

Underwriters Laboratories

Established in 1894 as the Underwriters' Electrical Bureau, UL is a global safety consulting and certification company, approved to perform safety testing by the U.S. federal agency of Occupational Safety and Health Administration.

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