IMC 2021 · Model

Chapter 8: Chimneys And Vents

26 sections in this chapter of the IMC 2021 model text — not Model's amended edition.

801.1 Scope This chapter shall govern the installation, maintenance, repair and approval of factory-built chimneys, chimney liners, vents and connectors. This chapter shall govern the utilization of masonry chimneys. Gas-fired appliances shall be vented in accordance with the International Fuel Gas Code.

  1. 801.1Scope
  2. 801.18Existing chimneys and vents
  3. 801.2General
  4. 801.2.1Oil-fired appliances
  5. 801.3Masonry chimneys
  6. 801.4Positive flow
  7. 801.5Design
  8. 801.6Minimum size of chimney or vent
  9. 802.1General
  10. 802.2Vent application
  11. 802.3Installation
  12. 802.4Vent termination caps required
  13. 802.5Type L vent terminations
  14. 802.6Minimum vent heights
  15. 803.1Connectors required
  16. 803.2Location
  17. 803.3Size
  18. 803.4Branch connections
  19. 803.5Manual dampers
  20. 804.1Direct-vent terminations
  21. 804.2Appliances with integral vents
  22. 804.3Mechanical draft systems
  23. 805.1Listing
  24. 805.2Solid fuel appliances
  25. 805.3Factory-built fireplaces
  26. 806.1General

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IMC 2021 Chapter 8: Chimneys And Vents — Model Code | BuildSpec