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NYC Building Code

§ 1508.2 — § 1508.2

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What is NYC BC § 1508.2?

Quick Answer

This section establishes material standards for above-deck thermal insulation boards, referencing specific ASTM standards for various types of insulation materials. The standards ensure compliance with safety and performance criteria. Applies to building owners involved in the installation of roof insulation materials.

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

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1508.2 Material standards.

BC § 1508.2

Above-deck thermal insulation board shall comply with the standards in Table 1508.2. Table 1508.2Material Standards for Roof Insulation MaterialStandardMaterialStandardCellular glass boardASTM C 552Composite boardsASTM C 1289, Type III, IV, V or VIExpanded polystyreneASTM C 578Extruded polystyreneASTM C 578Fiber-reinforced gypsum boardASTM C 1278Glass-faced gypsum boardASTM C 1177Mineral fiber insulation boardASTM C 726Perlite boardASTM C 728Polyisocyanurate boardASTM C 1289, Type I or IIWood fiberboardASTM C 208

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