Envirotest's unique Remote Sensing Devices (RSDs) are specially designed emissions analyzers
that are placed roadside to measure vehicle emissions using low-intensity infrared and ultraviolet light
beams as motorists drive by.
Envirotest is the leader in vehicle emissions testing program management. No other company has the breadth of experience and success in the emissions testing industry period.
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Envirotest’s state-of-the-art IntelliTrak™ VID System easily meets the sophisticated processing, management, and reporting requirements of emissions testing programs.
Learn more about VID for emissions testing