Freon leak detector triggers on R22, R134A, R404a and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends. Upgrade Version for the popular WJL-6000 Halogen Leak Detection Tool, Refrigerant Gas Leakage Tester, HVAC A/C Air Conditioner R22 R410A R134A CFCs HCFCs HFCs Detects High Accuracy.
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