توضیحات :
NFPA 204 – Standard for Smoke and Heat Venting
۲۰۲۱ Edition
Chapter 1 Administration
۱-۱ Scope.
۱-۱-۱* This standard shall apply to the design of venting systems for the emergency venting of products of combustion from fires in buildings. The provisions of Chapters 4 through 10 shall apply to the design of venting systems for the emergency venting of products of combustion from fires in nonsprinklered, single-story buildings using both hand calculations and computer-based solution methods as provided in Chapter 9. Chapter 1 1 shall apply to venting in sprinklered buildings.
۱-۱-۲* This standard shall not specify under which conditions venting is to be provided or required.
۱-۱-۳ Where a conflict exists between a general requirement and a specific requirement, the specific requirement shall be applicable.
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