Oransi, a veteran-owned air purification company, will invest $5.6 million to establish its first manufacturing facility in the Plymouth Building at 113 Corporate Drive in the City of Radford. The ...

It’s the second attempt by CEO Peter Mann to build an American-made HEPA (high energy particulate air) air purifier since founding Oransi in 2009. After initially selling China-made air purifiers, ...

Experts agree that ventilation in schools is inadequate and many administrators seek clarification regarding best practices to improve classroom air quality and reduce infectious disease transmission.