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What is NYC MC § 506.5.1.2?

Quick Answer

This section outlines the requirements for the location of in-line fans connected to enclosed duct systems. It mandates that fans be placed in a room or enclosure with the same fire-resistance rating as the duct enclosure, and specifies access for servicing and cleaning. Applies to building owners managing duct systems with in-line fans.

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

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506.5.1.2 In-line fan location.

MC § 506.5.1.2

Where enclosed duct systems are connected to in-line fans not located outdoors, the fan shall be located in a room or enclosure having the same fire-resistance rating as the duct enclosure. Access shall be provided for servicing and cleaning of fan components. Such rooms or enclosures shall be ventilated in accordance with the fan manufacturer's instructions.

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