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About US

Avir Sensors is a leading manufacturer of hazardous gas detection equipment for homeland security, industry, and the military headquartered in Charlottesville, Virginia.

ChemSight™ is Avir Sensors' open path hazardous gas detection system. The research and development of ChemSight™ was supported by the United States Technical Support Working Group (TSWG) with funding from the Department of Homeland Security. 

The Avir Sensors' ChemSight™
Hazardous Gas Detection System
Avir TS400 Sensor A Department of Homeland Security
SAFETY Act Designated Technology