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Standard 263, Edition 14

Standard for Fire Tests of Building Construction and Materials

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Standard 263, Edition 14 Edition Date: March 02, 2018
Summary of Topics s0263_14_sum.html

Summary of Topics

This revision to ANSI/UL 263 is being issued to include:

(A) Removal of the use of thermometers to measure temperatures on the unexposed surfaces, (B) Introduction of the use of a cotton pad test to determine conditions sufficient to ignite cotton waste on unexposed surfaces and (C) Expansion of the requirement to reference compliance with ASTM E2749 in reports describing fire tests on beam assemblies

Introduction of tests on ceiling membranes

Introduction of measuring and reporting furnace pressure

Back to Standard 263, Edition 14

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