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NYC Building Code

§ 2113.19.1 — § 2113.19.1

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What is NYC BC § 2113.19.1?

Quick Answer

This section outlines the clearance requirements for trimmers and finished flooring in relation to concrete or masonry chimney walls, as well as the spacing needed for wood-burning appliances. It specifies restrictions on the placement of combustible materials near chimneys. Applies to building owners and property operators managing wood-burning appliances and chimneys.

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

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2113.19.1 Additional requirements for clearance.

BC § 2113.19.1

1.Trimmers shall be not less than 5 inches (127 mm) from the inside face of the concrete or masonry chimney wall. Finished flooring shall have at least one-half inch clearance from chimney walls.

2.A clearance of at least 2 inches (51 mm) shall be provided between the exterior surfaces of interior masonry chimneys for all wood- burning appliances.

3.No combustible lathing, furring, or plaster grounds shall be placed against a chimney at any point more than 1 1/2 inches (38 mm) from the corner of the chimney; but this shall not prevent plastering directly on masonry or on metal lath and metal furring nor shall it prevent placing chimneys for low temperature equipment entirely on the exterior of a building against the sheathing.

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