Ideal for first responders, Neoterik’s new NIOSH-approved battery-powered Level-C respirator can be used with a choice of Tychem hood, Butyl rubber hood or Neoprene full facepiece. The low-cost PAPR is effective against industrial, chemical and biological agents. Belt-worn integrated blower/filter/battery module connects by breathing tube to mask or hood.Neoterik Health Technologies, Woodsboro, MD.