Built using the proven Air-Pak SCBA platform, the 3M Scott X3-21 Pro SCBA provides a non-firefighting CBRN-certified respirator that is tailored to meet the unique tactical and technical needs of law enforcement, and local, state and federal response agencies. Certified to the NFPA 1986 Standard on Respiratory Protection Equipment for Tactical and Technical Operations, the X3-21 Pro SCBA is a single platform for multiple mission sets, including tactical response, crime scene investigation (CSI), urban search and rescue (US&R), explosive ordnance disposal (EOD), and hazardous materials (HAZMAT) response. Designed with ergonomics, range of motion, and breathability in mind, the system helps reduce user fatigue and increase operational efficiencies.