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Under ASHRAE Standard 15, as covered in EPA's Type III topics, R-123 equipment rooms need what?

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  1. A refrigerant sensor
  2. A second rupture disc
  3. An ice bath

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References

  1. EPA Section 608 Technician Certification Test Topics www.epa.gov/section608/test-topics Checked 2026-10-10.
  2. 40 CFR 82.152 Definitions (Cornell LII) www.law.cornell.edu/cfr/text/40/82.152 Checked 2026-10-10.

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