ESCO A2L Refrigerant VIP Certification Exam

ESCO A2L — This exam mirrors the ESCO Institute A2L Refrigerant Certification exam, issued by the ESCO Institute (Educational Standards & Certification Organization), which qualifies HVAC/R technicians to safely handle, install, and service systems using ASHRAE 34 A2L-classified mildly flammable refrigerants such as R-32, R-454B, R-452B, and R-466A; the real exam consists of approximately 50 questions with a 70–75% passing threshold.