NFPA 276:2023

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Application. 7.4 Blank Specimen Test Procedure. 7.5 Calibration Test Procedure. 2.2 NFPA Publications. (Reserved) 2.3 Other Publications. 2.4 References for Extracts in Mandatory Sections. (Reserved) Chapter 3 Definitions 3.1 General. 3.2 NFPA Official Definitions. 3.3 General Definitions. Chapter 4 Test Furnace 4.1 Furnace Construction. 4.2 Burner Fuels and Supply Air. Chapter 5 Instrumentation 5.1 Thermocouples. 5.2 Pressure Measurement. Chapter 6 Test Specimens and Conditioning 6.1 Blank Test Specimen. 6.2 Calibration Specimen. 6.3 Test Specimen. 6.4 Conditioning. Chapter 7 Furnace Verification and Calibration 7.1 Verification of Operation Using Blank Test Specimen. 7.2 Calibration Using Calibration Specimen. 7.3 Preheating. 7.4 Blank Specimen Test Procedure. 7.5 Calibration Test Procedure. Chapter 8 Conduct of Tests 8.1 Calibration Using Calibration Test Specimen. 8.2 Verification Using Blank Specimen. Chapter 9 Report 9.1 Data and Information. 9.2 Calibration Information. 9.3 Test Specimen Materials. 9.4 Main Burner Fuel Flow. 9.5 Flue Gas Temperatures. 9.6 Auxiliary Burner Fuel Flow. 9.7 Heat Release Rate. 9.8 Visual Observations. 9.9 Internal Component Description. 9.10 Discussion of Performance. Annex A Explanatory Material Annex B Informational References

This standard describes a method for determining the heat release rate from below the deck of rooƒng assemblies that have combustible above-deck rooƒng components when the assemblies are exposed to a ƒre from below the roof deck.