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What is NYC BC § 714.3.1.2?

Quick Answer

This section mandates that through-penetrations in walls be protected by an approved penetration firestop system. The system must be installed according to ASTM E 814 or UL 1479 standards, ensuring a minimum positive pressure differential and an F rating that meets or exceeds the wall's fire-resistance rating. Applies to building owners responsible for fire safety compliance.

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

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714.3.1.2. Through-penetration firestop system.

BC § 714.3.1.2

Through-penetrations shall be protected by an approved penetration firestop system installed as tested in accordance with ASTM E 814 or UL 1479, with a minimum positive pressure differential of 0.01 inch (2.49 Pa) of water and shall have an F rating of not less than the required fire-resistance rating of the wall penetrated.

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