• Codes
  • Features

    Features Overview

    Go to features
    Reference

    Reference.

    A reliable and up-to-date source of codes.
    Research

    Research.

    Rapidly and efficiently calculate project parameters.
    Collaboration

    Collaboration.

    Get everyone on the same page and streamline code research.
    Workflows
    Architects General Contractor Building Official & Plans Examiner Inspectors Owner Subcontractors Code Consultants
  • Pricing
  • Login
  • Sign Up
Sign Up
Login
  • Code Library
  • Features
  • Pricing
  • About
  • Careers
  • Help
  • Contact
  • Terms
  • Privacy
Sign Up
Upgrade to Premium
Code calculators: Code Calculators automatically generates a detailed list of requirements.
REFERENCE
Amendment Styling
Industry-leading search
Suggested code sections
Code diagrams
RESEARCH
Code calculators
Filter by topic
Code compare
Code sheet exports
COLLABORATION
Team projects
Bookmarks
Comments
START 2 WEEK FREE TRIAL
Have an account? Sign in
// CODE SNIPPET

425.3.6.4 Exhaust

NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 425 Uses and Occupancies Involving Radioactive Materials and Radiation-Producing Equipment > 425.3 Laboratories > 425.3.6 Ventilation > 425.3.6.4 Exhaust
JUMP TO FULL CODE CHAPTER
When the degree of contamination of the exhaust stream exceeds the concentration limits permitted by the health code, the duct system shall be equipped with devices to decontaminate the air to a safe level before discharging to the outdoor air.

Related Code Sections


420.3.6.4 Special Detailed Requirements Based on Use and Occupancy, Exhaust
When the degree of contamination of the exhaust stream exceeds the concentration limits permitted by the health code, the duct system shall ...
NYC Building Code 2008 > 4 Special Detailed Requirements Based on Use and Occupancy > 420 Uses and Occupancies Involving Radioactive Materials and Radiation-Producing Equipment > 420.3 Laboratories > 420.3.6 Ventilation > 420.3.6.4 Exhaust
425.3.6.4 Special Detailed Requirements Based on Use and Occupancy, Exhaust
When the degree of contamination of the exhaust stream exceeds the concentration limits permitted by the health code, the duct system shall ...
NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 425 Uses and Occupancies Involving Radioactive Materials and Radiation-Producing Equipment > 425.3 Laboratories > 425.3.6 Ventilation > 425.3.6.4 Exhaust
1203.4.2 Interior Environment, Contaminants Exhausted
Contaminant sources in naturally ventilated spaces shall be removed in accordance with the New York City Mechanical Code ...
NYC Building Code 2008 > 12 Interior Environment > 1203 Ventilation > 1203.4 Natural Ventilation > 1203.4.2 Contaminants Exhausted
1203.4.2 Interior Environment, Contaminants Exhausted
Contaminant sources in naturally ventilated spaces shall be removed in accordance with the New York City Mechanical Code ...
NYC Building Code 2014 > 12 Interior Environment > 1203 Ventilation > 1203.4 Natural Ventilation > 1203.4.2 Contaminants Exhausted
401.5.2 Ventilation, Exhaust Openings
To minimize the hazard from fires and from noxious, toxic or obnoxious discharges to structures, any exhaust air discharge to the outside atmosphere ...
NYC Mechanical Code 2008 > 4 Ventilation > 401 General > 401.5 Opening Location > 401.5.2 Exhaust Openings
Help Contact Us Privacy Terms
Code Calculators
Code Calculators
Code calculators automatically generate a detailed list of requirements.
Search
Search
Don't miss relevant code. Quickly locate sections across your jurisdiction.
Code diagrams
Code diagrams
Unpack the code through illustrations and descriptions.
View thousands of relevant UL Certified products and assemblies that help achieve code compliance
View thousands of relevant UL Certified products and assemblies that help achieve code compliance
Access to UL product and system certification information.
Code Compare
Code Compare
Highlight differences between any two building codes.
Shared projects
Shared projects
Projects provide a dedicated space to collaborate on code research.
Code sheet exports
Code sheet exports
Generate a code sheet that integrates with your drawing set.
UpCodes Premium
Leverage the most sophisticated code compliance platform.
TRY FREE FOR TWO WEEKS VISIT PRICING
Join the waitlist
We are looking to gauge the level of interest in linking UL product and system certification information alongside related code sections.

Let us know your email and we’ll ping you once it’s ready! Learn more.

Thank you for your interest!

If you’re open to it, we would love to jump on the phone to make sure we’re building this in the best way possible for your workflow. Any insight or advice would be greatly appreciated. We’ve sent you an email with a calendar link to book at time with us.


Cancel
Get Early Access
UpCodes Premium
Leverage the full code compliance platform.
START 2 WEEK FREE TRIAL LEARN MORE