For R32 and all standard refrigerants and hydrocarbons. Twice as sensitive as the nearest competitor. TRACE-A-GAS sensitivity hydrogen 5 grams a year. Also detects natural gas, propane, butane, cyclopentane, ethane, ethanol, isobutane and ammonia – R1234YF, R1234ZE, R32, R290, R600. Adjustable sensitivity helps pinpoint leaks fast. Auto-zeroing for ignoring background gas levels in leak test area. Certified intrinsically safe by MET Laboratories for use in combustive /explosive environments.
100 in stock