Testo 316-3 HVAC Refrigerant Leak Detector

The Testo 316-3 is an easy to use, rugged, refrigerant leak detector that uses a patented heated diode sensor to locate all CFCs, HFCs, and HCFCs refrigerants including R-22, R-134a, R404a, R410a, R-507 and R438a. Service technicians can use the 316-3 refrigerant leak detector to locate leaks in residential and commercial HVAC systems as well as automotive refrigeration systems.