GVS Radex Airline FilterThe RPB Radex Airline Filter improves the quality of the air you are breathing. Exceeding industry filtration standards, the Radex gives you the confidence that you wont be breathing contaminated air known to lead to major health issues. The Radex is fitted with a large capacity, 6 stage filter cartridge that removes moisture, odor and particulates to 0. 5 micron from the compressed air stream, providing clean, breathable air. With a unique twist and