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What is NYC BC § 718.4?

Quick Answer

This section mandates the installation of draftstopping in both combustible and noncombustible construction to subdivide attic and concealed roof spaces. It also specifies that ventilation of concealed roof spaces must comply with Section 1203.2. Applies to building owners managing attic spaces.

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

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718.4 Draftstopping in attics.

BC § 718.4

In combustible and noncombustible construction, draftstopping shall be installed to subdivide attic spaces and concealed roof spaces in the locations prescribed in Sections 718.4.2 and 718.4.3. Ventilation of concealed roof spaces shall be maintained in accordance with Section 1203.2.

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