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NYC Building Code

§ 713.12.1.3.1 — § 713.12.1.3.1

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What is NYC BC § 713.12.1.3.1?

Quick Answer

This section outlines the requirements for smoke vents located above the roof line, specifying their placement in relation to roof assemblies, windows, doors, and lot lines. The Department of Buildings enforces these regulations. Applies to building owners installing smoke vent systems.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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713.12.1.3.1 Smoke vents located above the roof line.

BC § 713.12.1.3.1

Where a closed shaft or smoke vent duct penetrates through the roof of the building, the vent shall be approved for such use and located as follows: 1. The vent shall be located not less than 8 inches (203.2 mm) above a noncombustible roof assembly or not less than 36 inches (914.4 mm) above a combustible roof assembly.

2.The vent shall be located not less than 10 feet (3048 mm) from any window, door, exterior stairway, or interior lot line. The vent may be located not less than 5 feet (1524 mm) from any window or door provided that the vent is located at a point higher than the top of such window or door.

3.Where the vent is constructed as a window or louver, the sill of the window or louver shall be located not less than 36 inches (914.4 mm) above the roof assembly.

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