IPC 2021 · Model

Chapter 5: Water Heaters

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

501.1 Scope The provisions of this chapter shall govern the materials, design and installation of water heaters and the related safety devices and appurtenances.

  1. 501.1Scope
  2. 501.2Water heater as space heater
  3. 501.3Drain valves
  4. 501.4Location
  5. 501.5Water heater labeling
  6. 501.6Water temperature control in piping from tankless heaters
  7. 501.7Pressure marking of storage tanks
  8. 501.8Temperature controls
  9. 502.1General
  10. 502.1.1Elevation and protection
  11. 502.2Rooms used as a plenum
  12. 502.3Water heaters installed in attics
  13. 502.4Seismic supports
  14. 502.5Clearances for maintenance and replacement
  15. 503.1Cold water line valve
  16. 503.2Water circulation
  17. 504.1Antisiphon devices
  18. 504.2Vacuum relief valve
  19. 504.3Shutdown
  20. 504.4Relief valve
  21. 504.6Requirements for discharge piping
  22. 505.1Unfired vessel insulation

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IPC 2021 Chapter 5: Water Heaters — Model Code | BuildSpec