• 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

802.2 Connection to Venting Systems

California Mechanical Code 2019 > 8 Chimneys and Vents > 802.0 Venting of Appliances > 802.2 Connection to Venting Systems
JUMP TO FULL CODE CHAPTER
Except as permitted in Section 802.2.1 through Section 802.2.8, all appliances shall be connected to venting systems. [NFPA 54:12.3.1]

802.2.1 Appliances Not Required to Be Vented

The following appliances shall not be required to be vented:
  1. Listed ranges.
  2. Built-in domestic cooking units listed and marked for optional venting.
  3. Listed hot plates and listed laundry stoves.
  4. Listed Type 1 clothes dryers exhausted in accordance with Section 504.4.
  5. A single listed booster-type (automatic instantaneous) water heater, when designed and used solely for the sanitizing rinse requirements of a dishwashing machine, provided that the appliance is installed with the draft hood in place and unaltered, if a draft hood is required, in a commercial kitchen having a mechanical exhaust system; where installed in this manner, the draft hood outlet shall not be less than 36 inches (914 mm) vertically and 6 inches (152 mm) horizontally from any surface other than the appliance.
  6. Listed refrigerators.
  7. Counter appliances.
  8. Room heaters listed for unvented use.
  9. Direct gas-fired makeup air heaters.
  10. Other appliances listed for unvented use and not provided with flue collars.
  11. Specialized appliances of limited input such as laboratory burners or gas lights. [NFPA 54:12.3.2]

802.2.2 Maximum Input Rating

Where any or all of the appliances in Section 802.2.1(5) through Section 802.2.1(11) are installed so the aggregate input rating exceeds 20 Btu/hr/ft3 (207 W/m3) of room or space in which it is installed, one or more shall be provided with venting systems or other approved means for conveying the vent gases to the outdoors so the aggregate input rating of the remaining unvented appliances does not exceed 20 Btu/hr/ft3 (207 W/m3). [NFPA 54:12.3.2.1]

802.2.3 Adjacent Room or Space

Where the calculation includes the volume of an adjacent room or space, the room or space in which the appliances are installed shall be directly connected to the adjacent room or space by a doorway, archway, or other opening of comparable size that cannot be closed. [NFPA 54:12.3.2.2]

802.2.4 Ventilating Hoods

Ventilating hoods and exhaust systems shall be permitted to be used to vent appliances installed in commercial applications and to vent industrial appliances, particularly where the process itself requires fume disposal. [NFPA 54:12.3.3]

802.2.5 Well-Ventilated Spaces

The operation of industrial appliances such that its flue gases are discharged directly into a large and well-ventilated space shall be permitted. [NFPA 54:12.3.4]

802.2.6 Direct-Vent Appliances

Listed direct-vent appliances shall be installed in accordance with the manufacturer's installation instructions and Section 802.8.2. [NFPA 54:12.3.5]

802.2.7 Appliances With Integral Vents

Appliances incorporating integral venting means shall be installed in accordance with the manufacturer's installation instructions, Section 802.8, and Section 802.8.1. [NFPA 54:12.3.6]

802.2.8 Incinerators

Commercial industrial-type incinerators shall be vented in accordance with NFPA 82. [NFPA 54:12.3.7]

Related Code Sections


802.2 Chimneys and Vents, Connection to Venting Systems
Except as permitted in Section 802.2.1 through Section 802.2.8, all appliances shall be connected to venting systems. [NFPA 54:12.3.1 ...
California Mechanical Code 2019 > 8 Chimneys and Vents > 802.0 Venting of Appliances > 802.2 Connection to Venting Systems
802.2 Chimneys and Vents, Connection to Venting Systems
Except as permitted in Section 802.2.1 through Section 802.2.5, appliances shall be connected to venting systems. [NFPA 54:12.3.1 ...
California Mechanical Code 2016 > 8 Chimneys and Vents > 802.0 Venting of Appliances > 802.2 Connection to Venting Systems
509.2 Water Heaters, Connection to Venting Systems
Except as permitted in Section 509.2.1 through Section 509.2.7, all appliances shall be connected to venting systems. [NFPA 54:12.3.1 ...
California Plumbing Code 2019 > 5 Water Heaters > 509.0 Venting of Appliances > 509.2 Connection to Venting Systems
509.2 Water Heaters, Connection to Venting Systems
Except as permitted in Section 509.2.1 through Section 509.2.5, appliances shall be connected to venting systems. [NFPA 54:12.3.1 ...
California Plumbing Code 2016 > 5 Water Heaters > 509.0 Venting of Appliances > 509.2 Connection to Venting Systems
802.2.3 Chimneys and Vents, Adjacent Room or Space
connected to the adjacent room or space by a doorway, archway, or other opening of comparable size that cannot be closed. [NFPA 54:12.3.2.2] ...
California Mechanical Code 2019 > 8 Chimneys and Vents > 802.0 Venting of Appliances > 802.2 Connection to Venting Systems > 802.2.3 Adjacent Room or Space
Help Contact Us Privacy Terms
Search
Search
Don't miss relevant code. Quickly locate sections across your jurisdiction.
Code Calculators
Code Calculators
Code calculators automatically generate a detailed list of requirements.
Shared projects
Shared projects
Projects provide a dedicated space to collaborate on code research.
Code diagrams
Code diagrams
Unpack the code through illustrations and descriptions.
Code Compare
Code Compare
Highlight differences between any two building codes.
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
UpCodes Premium
Leverage the full code compliance platform.
START 2 WEEK FREE TRIAL LEARN MORE