General Tools recently announced a new long-life, high-sensitivity refrigerant leak detector, the RLD400. Capable of detecting all commercially available HFC, HFO, HC, HCFC and CFC refrigerant gases, the RLD400 can also detect the newer ozone friendly refrigerants such as R-22 and R-1234yf. The RLD400 indicates refrigerant leaks in three ways: audible beeping, a flashing LED, and a … Continue reading →