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NYC Building Code

§ 2603.9 — § 2603.9

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What is NYC BC § 2603.9?

Quick Answer

This section outlines the conditions under which foam plastic is exempt from certain requirements if specifically approved by the department based on large-scale tests. The tests must relate to the actual end-use configuration and adhere to specified flame spread and smoke-developed index criteria. Applies to manufacturers and users of foam plastic in building construction.

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

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2603.9 Special approval.

BC § 2603.9

Foam plastic shall not be required to comply with the requirements of Sections 2603.4 or 2603.6 where specifically approved by the department based on large-scale tests such as, but not limited to, NFPA 286 (with the acceptance criteria of Section 803.1.2.1 of this code), FM 4880, UL 1040 or UL 1715. Such testing shall be related to the actual end-use configuration and be performed on the finished manufactured foam plastic assembly in the maximum thickness intended for use. Foam plastics that are used as interior finish on the basis of special tests shall also conform to the flame spread and smoke-developed index requirements of Chapter 8. Assemblies tested shall include seams, joints and other typical details used in the installation of the assembly and shall be tested in the manner intended for use.

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