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NYC Mechanical Code

§ 502.12 — § 502.12

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What is NYC MC § 502.12?

Quick Answer

This section outlines the ventilation requirements for enclosed structures involved in organic coating processes using Class I liquids. It mandates a minimum ventilation rate and specifies the use of exhaust fans for air movement. Applies to building owners operating facilities with organic coating processes.

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

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502.12 Organic coating processes.

MC § 502.12

Enclosed structures involving organic coating processes in which Class I liquids are processed or handled shall be ventilated at a rate of not less than 1 cfm/ft 2 (0.00508 m 3 /(s • m 2 )) of solid floor area. Ventilation shall be accomplished by exhaust fans that intake at floor levels and discharge to a safe location outside the structure. Noncontaminated intake air shall be introduced in such a manner that all portions of solid floor areas are provided with continuous uniformly distributed air movement.

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