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NYC Mechanical Code

§ 507.5.1 — § 507.5.1

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What is NYC MC § 507.5.1?

Quick Answer

This section specifies the minimum net airflow requirements for hoods used with extra-heavy-duty cooking appliances. The airflow is measured in cubic feet per minute (CFM) and varies based on the type of hood. Applies to commercial kitchen operators and owners of establishments with such cooking appliances.

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

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507.5.1 Extra-heavy-duty cooking appliances.

MC § 507.5.1

The minimum net airflow for hoods, as determined by Section 507.1, used for extra-heavy-duty cooking appliances shall be determined as follows: Type of HoodCFM per linear foot of hoodBackshelf / pass-overNot allowedDouble island canopy (per side)550EyebrowNot allowedSingle island canopy700Wall-mounted canopy550 For SI: 1 cfm per linear foot = 1.55 L/s per linear meter.

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