Brooklyn since 2014All five boroughsSame-day response during business hours

What is NYC BC § 717.5.6?

Quick Answer

This section mandates that ducts and air transfer openings in fire-resistance-rated exterior walls must have protected openings as specified in Section 705.10. These openings are required to be equipped with listed fire dampers, installed according to their listing. Applies to building owners with fire-resistance-rated exterior walls.

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

Michael Nacmias - Founding PartnerMichael Sargo - Partner
From the team atNacmias Law Firm, PLLCBrooklyn-based attorneys representingproperty owners across all five boroughsMeet the team →

717.5.6 Exterior walls.

BC § 717.5.6

Ducts and air transfer openings in fire-resistance-rated exterior walls required to have protected openings in accordance with Section 705.10 shall be protected with listed fire dampers installed in accordance with their listing.

Common Questions

Our team

Meet the people you will work with

Free case review

Have a matter that touches § 717.5.6?

Free 15-minute case review with the attorney handling your matter. Same-day response during business hours across all five boroughs — OATH hearings, Housing Court, and real estate closings.

Or email us

[email protected]

An attorney reads every message.

  • Same-day response

    During business hours

  • Direct attorney access

    Same lawyer from intake to close

  • Flat-fee pricing

    On most OATH and closing matters