Sentinel Emergency Solutions - The MSA Fire Altair 4XR Multigas Detector! Outfitted with rapid-response MSA XCell® sensors, the ALTAIR 4XR Gas Detector is the toughest 4-gas monitor on the market and is
MSA Safety 10178570 ALTAIR 4XR Personal Gas Detector for Carbon Monoxide, H2S, LEL (Pentane), Oxygen Detection, Audible | RS