Hand-held refrigerant leak detector, model HHLT-2, detects leaks of commercially available HFC, HFO, HC, HCFC and CFC refrigerant blends and newly approved replacements such as R-22 and R-1234yf. The CE-compliant product features triple-redundant leak indication and a true mechanical pump draws in samples, thereby increasing sensitivity. Suitable for chemical, laboratory, food and HVAC. Omega