MSA ALTAIR H2S Gas Detector Multi-Gas Monitors a patented one-way valve offers

a patented one-way valve offers easy exhalation for cool

this cylinder integrates seamlessly with RKI SDM-04 calibration stations and RKI 04 Series single gas monitors

High comfort level

Low profile design fits under many welding helmets

10 ppm isobutylene calibration gas

MSA ALTAIR H2S Gas Detector Multi-Gas Monitors a patented one-way valve offersGet years of accurate Hydrogen Sulfide gas detection with the ALTAIR H2S monitor from MSA. Providing over two years of continuous gas monitoring, the MSA ALTAIR H2S Monitor provides safety and compliance with your work sites. The unit displays the months of service life remaining for the unit. This monitor goes into alarm when it detects H2S gas but does not show the level of gas detected. Ideal for petrochemical sites, maritime, chemical synthesis,