635 Louisiana (New Orleans) First Class Stationary Refrigeration Certification Exam

635 Louisiana (New Orleans) First Class Stationary Refrigeration Louisiana’s first-class stationary refrigeration license now incorporates updated EPA regulations on hydrofluoroolefin (HFO) refrigerants and their handling requirements. The exam reflects these shifts in environmental compliance, pushing test-takers to understand modern charge calculations and leak detection protocols alongside traditional mechanical troubleshooting. New Orleans facilities increasingly rely on technicians versed in this refreshed standard.