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FC 2503 — Ethylene Gas

New York City Administrative Code (current through L.L. 2026/147, enacted September 12, 2026, and amendments effective through October 10, 2026) · NYC Fire Code § FC 2503

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Section FC 2503: Ethylene Gas

2503.1 Location. Ethylene gas shall be discharged only into approved rooms or enclosures designed and constructed for this purpose. 2503.2 Dispensing. Valves controlling discharge of ethylene shall provide positive and fail-closed control of flow and shall be set to limit the concentration of gas in air below 1,000 parts per million (ppm).

FC 2503 — Ethylene Gas | New York City Administrative Code (current through L.L. 2026/147, enacted September 12, 2026, and amendments effective through October 10, 2026) | Corpus