PortaGas H2S 25 PPM, CO 100 PPM, Methane 2.5% (50% LEL), O2 18%, Nitrogen Balance (each) 4-Gas Compatible with MGC Simple Dock

Compatible with MGC Simple Dock or MGC Simple Wall Mount Dock

ANSI/ISEA Z87

it offers four-way stretch for adjustable comfort that can be brought up to cover everything but your eyes

tag-free elastic bands reduce binding and maximize comfort

TR-90 frame construction with soft rubber temple and nose bridge

PortaGas H2S 25 PPM, CO 100 PPM, Methane 2.5% (50% LEL), O2 18%, Nitrogen Balance (each) 4-Gas Compatible with MGC Simple DockPlease note: Hazardous shipping applies PortaGreen Features and Benefits Improves cylinder handling and safety Cylinders are more compact than standard calibration gas cylinders Cylinders are lightweight, easy to handle Eliminates on site cylinder remediation and hazardous waste disposal Easy to return Reduces time spent doing paperwork Eliminates steps associated with standard cylinder disposal Saves money no return or disposal fees Reduced carbon