Mechanical Exemptions

Air Conditioning
  1. Portable heating appliance.
  2. Portable ventilation equipment.
  3. Portable cooling unit.
  4. Steam, hot or chilled water piping within any heating or cooling equipment regulated by the ICC code.
  5. Replacement of any part that does not alter its approval or make it unsafe.
  6. Portable evaporative cooler.
  7. Self-contained refrigeration system containing 10 pounds (5 kg) or less of refrigerant and actuated by motors of 1 horsepower (746 W) or less.