Dräger PAS Colt 5 min 3AL with 2216 Cylinder, Hansen Brass PN 4046206 3000 cyl Dräger has been the world Dräger has been the world market leader and professional supplier of breath alcohol measuring devices for the police and industry for over 60 years 75 s Standard Deviation ± 10 to 15% Color Change gay green to blue gray Ambient Operating Conditions The Dräger PAS Colt is a Supplied Air Respirator that is NIOSH approved for up to 300 feet or 12 hose length sections away from the air source The rugged harness is constructed from flame heat and chemical resistant materials and is machine washable for easy maintenance