With Nitrogen Purge Glove Boxes, users can purge relative humidity or oxygen levels down to ~2%. FS1500 Nitrogen Metering system features trending graphs that display RH%, O2, and temperature. Available in 3 and 4 ft widths and 28 in. depth, glove boxes have 10 in. oval glove ports which minimize technician arm, wrist, and shoulder fatigue. Safety of operator and process is accomplished with HEPA filtration, one-way check valve, and ability to connect to house exhaust system.