High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

Aliexpress UK