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NYC Mechanical Code

§ 506.3.1.2 — § 506.3.1.2

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What is NYC MC § 506.3.1.2?

Quick Answer

This section outlines the construction and installation requirements for makeup air ducts that are in proximity to Type I hoods, specifying adherence to various sections of the code. It mandates that duct insulation within 18 inches of a Type I hood must be noncombustible or appropriately listed. Applies to building owners involved in kitchen ventilation systems.

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

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506.3.1.2 Makeup air ducts.

MC § 506.3.1.2

Makeup air ducts connecting to or within 18 inches (457.2 mm) of a Type I hood shall be constructed and installed in accordance with Sections 603.1, 603.3, 603.4, 603.9, 603.10, and 603.12. Duct insulation installed within 18 inches (457.2 mm) of a Type I hood shall be noncombustible or shall be listed for the application.

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