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NYC Fuel Gas Code

§ 304.9 — § 304.9

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What is NYC FGC § 304.9?

Quick Answer

This section outlines the requirements for mechanical combustion air supply systems, specifying that combustion air must be sourced from the outdoors at a defined rate based on appliance input ratings. Compliance with rules from the New York City Department of Environmental Protection is also mandated. Applies to building owners utilizing mechanical air supply systems for combustion appliances.

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

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304.9 Mechanical combustion air supply.

FGC § 304.9

Where all combustion air is provided by a mechanical air supply system, the combustion air shall be supplied from the outdoors at a rate not less than 0.35 cubic feet per minute per 1,000 Btu/h (0.034 m 3 /min per kW) of total input rating of all appliances located within the space. Combustion air rates shall also comply with any applicable rules of the New York City Department of Environmental Protection. The mechanical air supply shall be sufficient to accommodate combustion air, ventilation air, and dilution air requirements of the installation.

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