... detecting existing refrigerants including HFC, HCFC, CFC, SF6, R134A, etc.Use the RLD-382P in commercial refrigeration systems, automotive, air conditioning ... leak indicationNo user calibration requiredAll new ergonomic designSemiconductor gas sensorWith an internal pumpGases Sensed: CFCs, R11,R12,R13; HCFCs, R22, R502 ...