Imperial LD920 Helium Tracer Gas Leak Detector WREC-T40141 Temperature rating: -40° F to

Temperature rating: -40° F to 275° F (-40° C to 135° C) in coolant hose applications

Stone size: 250 x 25 x 20 mm

• Conforms with AWWA C 217-09 & AS 4822

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Imperial LD920 Helium Tracer Gas Leak Detector WREC-T40141 Temperature rating: -40° F toThe LD920 Leak Detector will detect helium tracer gas leaks less than 5 parts per million [ppm] or equivalent in R134a would be 2. 0 grams per year leak rate. Designed to be used in conjunction with Tracer Gas. Imperial leak detectors feature long life heated sensor technology, designed for high sensitivity. The digital leak size indicator takes the guesswork out of whether or not to repair a small leak. The digital display is independent of the audio