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Firefighting Standards - NFPA 252

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NFPA 252

Standard Methods of Fire Tests of Door Assemblies
NFPA 252 - Standard Methods of Fire Tests of Door Assemblies

1.1 Scope. This standard prescribes standardized fire and hose stream test procedures that apply to fire door assemblies intended to be used to retard the spread of fire through door openings in fire-resistive walls.

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