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NYC Plumbing Code

§ 425.3.2 — § 425.3.2

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What is NYC PC § 425.3.2?

Quick Answer

This section mandates that flush tanks must have overflows that discharge to the connected water closet or urinal. The overflow must be sized to prevent flooding at the maximum water supply rate, and its opening must be positioned above the flood level rim. Applies to building owners responsible for plumbing installations.

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

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425.3.2 Overflows in flush tanks.

PC § 425.3.2

Flush tanks shall be provided with overflows discharging to the water closet or urinal connected thereto and shall be sized to prevent flooding the tank at the maximum rate at which the tanks are supplied with water according to the manufacturer's design conditions. The opening of the overflow pipe shall be located above the flood level rim of the water closet or urinal or above a secondary overflow in the flush tank.

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