Frequent Questions

A turnkey approach, quality products built to last decades, and industry expertise are our biggest differentiators. Our award-winning products are made in America and engineered to ASHRAE guidelines for every project to ensure effectiveness.

The technology lacked empirical evidence showing pathogen reduction or any return on investment. No peer-reviewed studies were available to support claims utilizing this technology. NPBI is not supported by the CDC or ASHRAE here. Trane conducted independent testing showing it did not reduce VOCs or surface pathogens therefore cannot be used under ASHRAE 62.1 seen here. Our minimum standard is technology must be proven using peer reviewed studies, supported by major health organizations, and proven effective in the real world applications they are being installed in.