MSA ALTAIR H2S Gas Detector RKI Gas Detector Heads & Sensors RKI Fixed Gas Detectors the vented features the air

the vented features the air vents at top and rear of hardhat

Hides dirt and stains

Sold 12/Case

you only use as much of that expensive test gas as needed

MSA ALTAIR H2S Gas Detector RKI Gas Detector Heads & Sensors RKI Fixed Gas Detectors the vented features the airGet 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,