Metrosonics personal gas monitors respond to today's most
demanding work environments requiring monitors to be extremely rugged, lightweight and simple-to-operate. With
choices spanning the basic protection of the Patriot "go/no-go" alarm monitor to the sophistication of the pm-2000 multi-gas monitor, Metrosonics offers a gas detection solution that is right for you. Select monitors include our trademark "5 Minute Simplicity Guarantee". All Metrosonics gas monitors permit users to easily and reliably confirm proper calibration and/or perform recalibraiton in the field. The Patriot is an extremely simple-to-use disposable single or dual-gas monitor guaranteed for two years. The unique Smart Sensor technology of the pm-90, pm-200 and pm-2000 allows users to interchange sensors from unit to unit and retain valuable sensor information.