The Breather Box portable breathing-air filtration system is designed to filter incoming air from a compressor and deliver it, in Grade-D quality, to respirator users while also providing continuous carbon monoxide monitoring. Air Systems introduced the state-of-the-art BB50-CO in 1984. Over the past year, the company reviewed several new filter manufacturers and discovered a new filter set capable of removing more moisture than current BB50 filters. After extensive filter testing, Air Systems made the switch and recently launched its new BB60 product line. Key changes in the new product...