Fire resistance tests for non-loadbearing elements - Part 2: Ceilings

This technical specification establishes a standardized procedure for evaluating the fire resistance performance of non-loadbearing ceiling assemblies. It outlines the specific requirements and test methods designed to determine how effectively these structural elements maintain their integrity and insulation properties when exposed to fire conditions. The document focuses exclusively on the upper boundary components within building interiors, providing a rigorous framework for laboratory assessment. It details the necessary apparatus, test environment conditions, and measurement techniques required to ensure consistent and reproducible results across different testing facilities. The methodology addresses key performance indicators such as the duration of fire exposure, temperature profiles, and criteria for failure. By adhering to this protocol, manufacturers and regulators can systematically verify the safety characteristics of ceiling systems under extreme thermal stress. The content serves as a guide for technical personnel conducting the evaluation, ensuring that all relevant physical and thermal parameters are accurately monitored and recorded throughout the experiment. This approach facilitates comparative analysis of different materials and construction techniques used in fire protection engineering without making subjective judgments about their overall efficacy.