NYC Administrative Code
Brooklyn since 2014All five boroughsSame-day response during business hours
Quick Answer
General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.
AC § 27-895
The vent connector shall not be smaller than the size of the flue collar or the draft hood outlet of the gas-fired equipment. Where a single item of equipment has more than one draft hood outlet, the vent connector shall equal the combined area of the draft hood outlets for which it acts as a common connector to the gas vent or chimney.
Our team
Resources & updates
Browse practical legal articles, violation-code tools, city-agency resources, and searchable references without leaving the landing page.
The new DOB NOW: Safety portal is live as of December 15, 2025. Learn the 5 key changes, step-by-step submission process, and how to avoid the 20 common disapproval reasons.
NYC property owners face urgent DOB deadlines: a historic basement legalization program, year-end inspection reports due December 31st, and the new 2025 Electrical Code effective December 21st. Here's what you need to know.
Your complete guide to understanding, navigating, and resolving NYC Department of Buildings violations with confidence. Learn about violation classes, penalties, and resolution strategies.
Complete guide to NYC Admin Code § 19-190(b) 'Failure to Yield Causing Physical Injury' summonses at OATH. Learn about phone hearings, flat fee structure, and what to expect from the process.
Need something specific? Search the full resources library for articles, agencies, violation codes, and legal-code references.
Search all resourcesFree case review
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.
Same-day response
During business hours
Direct attorney access
Same lawyer from intake to close
Flat-fee pricing
On most OATH and closing matters