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NYC Building Code

§ 1508.1 — § 1508.1

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What is NYC BC § 1508.1?

Quick Answer

This section permits the use of above-deck thermal insulation if it is covered with an approved roof covering and meets the testing standards of NFPA 276 or UL 1256. Exceptions include specific requirements for foam plastic roof insulation and conditions for concrete roof decks. Applies to building owners utilizing thermal insulation in roofing systems.

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

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1508.1 General.

BC § 1508.1

The use of above-deck thermal insulation shall be permitted provided such insulation is covered with an approved roof covering and passes the tests of NFPA 276 or UL 1256 when tested as an assembly. Exceptions: 1. Foam plastic roof insulation shall conform to the material and installation requirements of Chapter 26 of this code.

2.Where a concrete roof deck is used and the above-deck thermal insulation is covered with an approved roof covering.

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