// CODE SNIPPET
1106.1.4 A1 Refrigerant
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The system contains other than a Group A1 refrigerant.
Exceptions:
- Lithium bromide absorption systems using water as the refrigerant.
- Systems containing less than 300 pounds (136.1 kg) of refrigerant R-123 and located in an approved exterior location.
Refrigeration machinery rooms shall house refrigerant-containing portions of the system other than the piping and evaporators permitted by Section 1104.4, discharge piping required of this chapter, and cooling towers regulated by Part II of this chapter, and their essential piping.
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