NFPA-270 › Standard Test Method for Measurement of Smoke Obscuration Using a Conical Radiant Source in a Single Closed Chamber

NFPA-270 - 2023 EDITION - CURRENT
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Standard Test Method for Measurement of Smoke Obscuration Using a Conical Radiant Source in a Single Closed Chamber


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Document Number

NFPA-270

Revision Level

2023 EDITION

Status

Current

Publication Date

Jan. 1, 2023

Page Count

38 pages